It will take 3.2 hours to travel 385.00 kilometers at 75.00 miles per hour
From the question, the speed at which you are traveling is 75.00 miles per hour. To determine how long it will take you to travel 385.00 kilometers,
First, we will convert 385.00 kilometers to miles
1 kilometer = 0.621371 miles
∴ 385.00 kilometer = 385 × 0.621371 miles
385.00 kilometer ≅ 239.228 miles
Now, to determine how long it will take to travel a distance of 239.228 miles at a speed of 75.00 miles per hour
From the formula
\(Speed = \frac{Distance }{Time}\)
∴ \(Time = \frac{Distance}{Speed}\)
But, Distance = 239.228 miles and Speed = 75.00 miles per hour
∴ \(Time = \frac{239.228}{75.00}\)
Time = 3.2 hours
Hence, it will take 3.2 hours to travel 385.00 kilometers at 75.00 miles per hour
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Suppose that a firm’s fixed proportion production function is given byq = min ( 5 k , 10 l ) :a. Calculate the firm’s long-run total, average, and marginal cost functions.b. Suppose that k is fixed at 10 in the short run. Calculate the firm’s short-run total, average, and marginal cost functions.c. Suppose v = 1 and w = 3. Calculate this firm’s long-run and short-run average and marginal cost curves.
a) The firm’s long-run total, average, and marginal cost functions is:
C = wl + vk = (0.1w + 0.2v)q
AC = C/q = 0.1w + 0.2v
MC = dC/dq = 0.1w + 0.2v
b) The firm’s short-run total, average, and marginal cost functions:
C = wl + 10v = 0.1wq + 10v
AC = C/q = 0.1w + 10v/q
MC = dC/dq = 0.1w
c) This firm’s long-run and short-run average and marginal cost curves.
Long run cost:
AC = 0.3 + 0.2 = 0.5
MC = 0.3 + 0.2 = 0.5
Short run:
AC = 0.3 + 10/q
MC = 0.3
Cost Functions:Cost function shows the relationship between the cost of production and the level of output. In the short run a portion of the total cost is fixed but, in the long run, all cost are variable. Average cost equals the cost per unit (i.e., total cost divided by output) and the marginal cost equals the change in cost per unit change in output.
The producer used k and l such that 5k = 10l
The output q, then, is
q = 5k = 10l
i.e., k = 1/5q = 0.2q and l = 1/10q = 0.1q
Long run cost:
C = wl + vk = (0.1w + 0.2v)q
AC = C/q = 0.1w + 0.2v
MC = dC/dq = 0.1w + 0.2v
b) Suppose that k is fixed at 10 in the short run. Calculate the firm's short-run total, average and marginal cost functions.
b) K= 10,
Short run cost:
C = wl + 10v = 0.1wq + 10v
AC = C/q = 0.1w + 10v/q
MC = dC/dq = 0.1w
c) Long run cost:
AC = 0.3 + 0.2 = 0.5
MC = 0.3 + 0.2 = 0.5
Short run:
AC = 0.3 + 10/q
MC = 0.3
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Enter the correct answer in the box
A triangle has side lengths of 200 units and 300 units. Write a compound inequality for the range of the possible lengths for the third side, X
Answer:
100-500
Step-by-step explanation:
Both sides of a triangle cannot be shorter than the remaining side. Thus, the side must be less than 500 units. With the same rule, the side must be greater or equal to 100 units, as if it was less, then 200 + 99 < 300.
The compound inequality for the range of the possible lengths for the third side will be 100- 500.
What is inequality?Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.
The meaning of inequality is to say that two things are NOT equal. One of the things may be less than, greater than, less than or equal to, or greater than or equal to the other things.
p ≠ q means that p is not equal to qp < q means that p is less than qp > q means that p is greater than qp ≤ q means that p is less than or equal to qp ≥ q means that p is greater than or equal to qGiven:
side lengths of 200 units and 300 units.
The largest value of the third side will be
200+300=500
and, the smallest value will be
300-200=100
Hence, 100<X<500
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Which bot clicked more in one second
Answer:
Bot 4
Step-by-step explanation:
Here is one way
rate of bot 3 36 /5 in ten seconds 36/5 *10 = 72 clks
rate of bot4 26/3 in ten seconds 26/3 * 10 = ~ 87 clks
You draw names from a hat in which there are the names of 12 girls and 14 boys. What is the probability that you will draw the name of a boy?
We are told that there are the names of 12 girls and 14 boys in a hat. we are asked about the probability of drawing the name of a boy. To do that, we need to divide the number of boy's names over the total amount of names in the bag, like this:
\(\frac{14}{12+14}=\frac{14}{26}=0.538\)Therefore, the probability is 0.538 or 53.8%
Find a geometric power series for the function, centered at 0, by the following methods. f(x) = 1 / (9+x)
by long division
The geometric power series for the function f(x) = 1 / (9 + x), centered at 0, using long division is (9 - x) / ((9 + x) * (9 - x)).
Explain (9 - x) / ((9 + x) * (9 - x))?To find a geometric power series for the function f(x) = 1 / (9 + x) using long division, we can start by expanding the function into a fraction:
f(x) = 1 / (9 + x)
To begin the long division process, we divide 1 by 9 + x:
1 ÷ (9 + x)
To simplify the division, we can multiply the numerator and denominator by the conjugate of the denominator:
1 * (9 - x) / ((9 + x) * (9 - x))
Simplifying further:
(9 - x) / (81 - x^2)
Now, we have expressed the function f(x) as a fraction with a simplified denominator. To find the geometric power series, we can rewrite the denominator using the concept of a geometric series:
(9 - x) / (81 - x^2) = (9 - x) / (9^2 - x^2)
We can see that the denominator is now in the form a^2 - b^2, which can be factored as (a + b)(a - b). In this case, a = 9 and b = x:
(9 - x) / (9^2 - x^2) = (9 - x) / ((9 + x)(9 - x))
Now, we can express the function f(x) as a geometric power series:
f(x) = (9 - x) / ((9 + x)(9 - x))
f(x) = 1 / (9 + x) = (9 - x) / ((9 + x)(9 - x))
f(x) = (9 - x) / (9^2 - x^2) = (9 - x) / ((9 + x)(9 - x))
f(x) = (9 - x) / ((9 + x) * (9 - x))
f(x) = 1 / (9 + x) = (9 - x) / ((9 + x) * (9 - x))
The geometric power series for the function f(x) centered at 0 is given by (9 - x) / ((9 + x) * (9 - x)).
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Can someone help me as soon as possible
Answer:
A is the answer
Step-by-step explanation:
The longer leg of a right triangle is 7 cm more than the shorter leg. The length of the hypotenuse is 3 cm more than twice the length of the shorter leg. Find the length of the hypotenuse.
The length of the hypotenuse is 13 cm.
Let's denote the shorter leg of the right triangle as "x" cm.
According to the given information, the longer leg is 7 cm more than the shorter leg, so its length is "x + 7" cm.
The hypotenuse is 3 cm more than twice the length of the shorter leg, so its length is "2x + 3" cm.
Using the Pythagorean theorem, we can set up the equation:
(shorter leg)^2 + (longer leg)^2 = (hypotenuse)^2
Plugging in the values:
x^2 + (x + 7)^2 = (2x + 3)^2
Expanding and simplifying:
x^2 + x^2 + 14x + 49 = 4x^2 + 12x + 9
Rearranging and simplifying further:
0 = 2x^2 - 2x - 40
Dividing both sides by 2:
x^2 - x - 20 = 0
Factoring the quadratic equation:
(x - 5)(x + 4) = 0
Setting each factor equal to zero:
x - 5 = 0 or x + 4 = 0
Solving for x:
x = 5 or x = -4
Since the length of a side cannot be negative, we discard the solution x = -4.
Therefore, the shorter leg of the right triangle is 5 cm.
To find the length of the hypotenuse, we substitute the value of x into the equation for the hypotenuse:
hypotenuse = 2x + 3 = 2(5) + 3 = 10 + 3 = 13 cm
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a bus can travel 63 miles in 1.4 hours. if its speed is increased by 10 mph, how far can the bus travel in 4 hours?
Answer:
63 miles/1.4 hours = 45 mph
(55 mph)(4 hours) = 220 miles
1. Let f(x)= 2x+1/ 3x. Is f one-to-one? Justify your answer.
Answer: To determine if f(x) is one-to-one, you can use the horizontal line test. If every horizontal line intersects the graph of f(x) at most once, then f(x) is one-to-one.
Step-by-step explanation:
What is the maximum number of possible solutions for the system shown below? 3x2 + y2 = 64 x2 + y = 10 A. 1 B. 3 O c. 2 D. 4
The standard form of an equation of a circle is,
\((x-h)^2+(y-k)^2=r^2\)Where
(h, k) is the center
r is the radius
The first equation is that of a circle.
Now,
The second equation is,
\(\begin{gathered} x^2+y=10 \\ y=-x^2+10 \end{gathered}\)This is an equation of a parabola (quadratic).
When a circle and parabola intersect (solution point), there can be maximum 4 solutions, or 4 intersecting points.
The graphs of the two equations are shown:
Roberto compró 6 cd's y 10 revistas en $ 900.00 pesos; en la misma tienda su amiga María compró 10 cd's y 4
revistas en $ 1.220.00 pesos. ¿ Cual es el sistema de ecuaciones con dos incognitas que representa el problema?
The system of linear equation that represent this problem is
6x + 10y = 900
10x + 4y = 1220
What is the system of equation?Let's represent the number of CDs Roberto bought as x and the number of magazines as y
The problem states the following information:
Using the variables; x and y as given;
1. Roberto bought 6 CDs and 10 magazines for $900.00 pesos. This can be represented as the equation:
6x + 10y = 900
2. María bought 10 CDs and 4 magazines for $1,220.00 pesos. This can be represented as the equation:
10x + 4y = 1220
So, the system of equations representing the problem is:
6x + 10y = 900
10x + 4y = 1220
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Translation: Roberto bought 6 cd's and 10 magazines for $900.00 pesos; In the same store, her friend María bought 10 CDs and 4
magazines at $1,220.00 pesos. What is the system of equations with two unknowns that represents the problem?
HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
Answer:
1. 1.3
2. 2.12
Step-by-step explanation:
Answer:
1. is 1 3/8
2. is 2 12/16 or 3/4
please mark brainliest
Step-by-step explanation:
7.77 - 1.66x + 16.7x
Answer:
15.04
Step-by-step explanation:
7.77−1.66x+16.7x
Combine −1.66x and 16.7x to get 15.04x.
d/dx (7.77+15.04x)
The derivative of a polynomial is the sum of the derivatives of its terms. The derivative of a constant term is 0. The derivative of ax^n is nax^n-1.
15.04x^1-1
Subtract 1 from 1.
15.04x ^0
For any term t except 0, t ^0 =1.
15.04×1
For any term t, t×1=t and 1t=t.
and that leaves us with 15.04 as your answer
hopes this helps
LORD SOMEONE please help me!! ASAP I will give brainiest! Fr
the public school enrollment of a city is 13,500. Enrollment is declining at a rate of 4.5% per year. predict the enrollment in 5 years.
Answer:
16537.5
Step-by-step explanation:
4.5% of 13500 = 607.5
607.5 x 5 = 3037.5
3037.5 + 13500 = 16537.5
฿₤₦
If DC=10, what is the measure of DB?
If DC = 10, the measure of DB is 20 units.
An equation to solve for x is 5x + 12 = 8x.
The measure of x is 4.
The measure of ∠BAC is 60°.
The measure of ∠B is 30°.
What is a perpendicular bisector?In Mathematics and Geometry, a perpendicular bisector is a line that bisects or divides a line segment exactly into two (2) equal halves and forms an angle that has a magnitude of 90 degrees at the point of intersection.
Therefore, the measure of DB can be calculated as follows;
DB = 2DC
DB = 2(10)
DB = 20 units.
Since the perpendicular bisector of DB is AC, an equation to solve for x is as follows;
5x + 12 = 8x
3x = 12
x = 12/3 = 4.
Since ∠D is congruent to ∠ABC, the measure of ∠BAC can be calculated as follows;
∠ABC + ∠BAC = 90° (complementary angles).
30° + ∠BAC = 90°
∠BAC = 90° - 30°
∠BAC = 60°
Similarly, ∠D is congruent to ∠B;
∠D ≅ ∠B = 30°.
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HELPP ME PLEASE I NEED HELP
Answer:
See below.
Step-by-step explanation:
The equation is this
A= 1/2bh
We plug in the equation and we get this
A= 1/2 (14)(24)
Let's do the math.
A= 1/2 (336)
A= 168
That's your answer. ✌️
I hope this helps!
If I charged 30$ a hair cut the whole year how many customers would I need to have to get 17,510$ and how many times would my customers have to see me within that year
Answer: Around 584 people would have to get a haircut at 30$, if you are looking for 17,510$
Step-by-step explanation:
x+2y=-4 solve for y
Answer:
y= -4-x divided by 2
Step-by-step explanation:
Isolate the varible your trying to solve, make sure what you do on one side of the equation, you do to the other.
Answer:
-4
Step-by-step explanation:
i think it is but maybe
Please Help!
{64,60,57,63,61,64,50,62,60,56,53,62,54,60,64,53,61,58,60,64,57,56,64,61,63}
According to Chebyshev's theorem, at least 88.9% of the data falls between approximately 47.62 and Blank
. (Round to the nearest hundredth.)
Answer: 100
Step-by-step explanation:
Because 88.9% of the data falls between approximately 47.62 and Blank.
A, B & C lie on a straight line.
D, C & E lie on a different straight line.
Angle
y
= 96° and angle
z
= 52°.
Work out
x
Answer:
x = 136°
Step-by-step explanation:
We can use a theorem to help us.
Theorem:
The measure of an exterior angle of a triangle is equal to the sum of the measures of the remote interior angles.
For exterior angle x, the remote interior angles are z and <CBD.
From the theorem, we get this equation.
x = z + m<CBD
We know z = 52°.
We need to find m<CBD.
Angles CBD and y are a linear pair. They are supplementary, so the sum of their measures is 180°. We are given y = 96°.
m<CBD + y = 180°
m<CBD + 96° = 180°
m<CBD = 84°
x = z + m<CBD
x = 52° + 84°
x = 136°
Answer:
x = 136°
Step-by-step explanation:
∠ABD = y = 96°, ∠ABD + ∠DBC must be equal to 180° because they form a straight angle.
\(y + B = 180\\96 + B = 180\\B = 180 - 96 = 84\)
∠BDC = z = 52° and ∠DBC = B = 84.
Angles ∠BDC, ∠DBC, and ∠BCD must have a sum of 180° because the sum of the interior angles in a triangle is 180°.
\(180=(180 - y) + 52 + C\\180=(180 - 96) + 52 + C\\180 - (52 + 84) = C\\C = 44\)
The interior angle at C is 44. Line DCE forms a straight line, therefore having an angle of 180°. To find x, the sum of x and interior angle C is 180°.
\(180 = C + x\\180 = 44 + x\\x = 180-44\\x = 136\\\)
Angle ∠BCE = x = 136.
Is the following decay allowed? Explain all your reasoning and consider all conservation laws and rules to receive full credit. \[ \Sigma^{+} \rightarrow \Lambda^{0}+\pi^{+} \]
The decay Σ+→Λ0+�+Σ+→Λ0+π+is allowed based on conservation laws and rules.
Here's the reasoning:
Conservation of charge: The total charge on the left-hand side (Σ+Σ+) is +1, and on the right-hand side (Λ0+�+Λ0+π+) is also +1. Therefore, the decay is consistent with the conservation of charge.
Conservation of baryon number: The total baryon number on the left-hand side is +1 (since Σ+Σ+has baryon number +1), and on the right-hand side, the sum of the baryon numbers ofΛ0Λ0and�+π+is also +1.
Hence, baryon number is conserved in this decay.
Conservation of strangeness: The strangeness quantum number is conserved separately for each particle in the decay. The strangeness of
Σ+Σ+is 0, whileΛ0Λ0has strangeness -1 and�+π+has strangeness 0. The sum of the strangeness values on the right-hand side is -1 + 0 = -1, which matches the strangeness of the Σ+Σ+on the left-hand side. Therefore, strangeness is also conserved.
Based on the conservation laws of charge, baryon number, and strangeness, we can conclude that the decay
Σ+→Λ0+�+Σ+→Λ0+π+is allowed.
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PLZZZZ HELP ME ,Plsss
Answer:
V = 72 ft³
Step-by-step explanation:
V = (3 x 8 x 2) + (4 x 2 x 3) = 72 ft³
Answer:
Try 1,152
Step-by-step explanation:
I think you have to multiply all the numbers and get 1,152. I'm not that good at math but.
Complete the table. In the row with X as the input write the rule as an algebraic expression for the output then complete the last row of the table using the rule. Express the values in your answers as decimals
The last two rows of the table should be completed as follows:
Input Output
8 22.80
10 28.50
What is algebraic expression?An algebraic expression is a mathematical phrase that contains numbers, variables, and operations. It is used to represent a single quantity or value, and can be written in terms of one or more variables.
The rule given is an algebraic expression, x, which is the input, multiplied by 2.85, which is the output. Using this information, we can determine the cost of 10 muffins.
To find the cost of 10 muffins, we can use the algebraic expression given. First, we will multiply 10, the number of muffins, by 2.85, the cost of one muffin. This gives us a total of 28.50. Therefore, the cost of 10 muffins is 28.50.
Using this same rule and process, we can also determine the cost of any number of muffins. For example, if we want to know the cost of 15 muffins, we can simply multiply 15 by 2.85, giving us a total of 42.75.
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For g(x) = 1/3x – 2, find the value of x for which g(x) = -4
Describe the parallels between finding the instantaneous velocity of an object at a point in time and finding the slope of the line tangent to the graph of a function at a point on the graph.
The parallels between finding instantaneous velocity and finding the slope of the tangent line lie in their conceptual similarity as both involve determining rates of change at specific points in time or on a graph.
The process of finding the instantaneous velocity of an object at a particular point in time and finding the slope of the tangent line to a graph at a specific point share fundamental similarities. Both involve calculating rates of change. Instantaneous velocity measures the rate of change of displacement with respect to time at a specific moment. Similarly, the slope of the tangent line to a function at a point measures the rate of change of the function with respect to the independent variable at that point.
In both cases, the focus is on a precise point rather than an average rate of change over an interval. By examining infinitesimally small intervals, these approaches capture the behavior of the object or function at an exact instant or point, providing insight into their dynamics or characteristics.
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a • 1 = a
Which property does this represent?
inverse
associative
identity
distributive
maria and sophie challenge either other to play chess again and again until one of them wins two games in a row. maria will get the first move in the first game. sophie gets the first move in the second game. after than, the first move continues to alternate between them. maria has a 60% chance of winning a game when she moves first, but only a 30% chance of winning a game if sophie moves first. assume that all games are independent. also assume that every individual game ends with one of the two players winning (i.e., there are no draws/stalemates). find the probability that maria wins the overall challenge, that is, that she is the first to win two games in a row.
The probability that Maria wins the challenge is 0.384.
The probability that Maria will win the challenge is 0.384. This can be calculated using the binomial theorem. The binomial theorem states that the probability of success (or winning) in a series of independent events is the number of successes in the series divided by the total number of events. In this case, the probability of Maria winning a game when she moves first is 0.6 and the probability of her winning when Sophie moves first is 0.3. Therefore, the probability of Maria winning two games in a row is 0.6 x 0.6 x 0.3 x 0.3 = 0.384. This means that Maria has a 38.4% chance of winning the challenge.
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Which of the following shows why the commutative property doesn't work under subtraction?
A. 5 – 1 ≠ 1 – 5
B. 5 – 1 ≠ 5 – 1
C. 3 + 2 ≠ 2 + 3
D. 5 + 1 = 7 – 1
The correct option is A) 5 – 1 ≠ 1 – 5 shows why the commutative property doesn't work under subtraction
The commutative property works for addition and multiplication. It says that when adding or multiplying, you can switch the order of the numbers around and still get the same answer.
For instance, in simple terms, the commutative property of addition states that changing the order of the addends will not change the sum. That is, a + b = b + a.
Similarly, the commutative property of multiplication states that changing the order of the factors will not change the product. That is, a × b = b × a.
However, the commutative property does not work for subtraction and division. You cannot change the order of numbers around and still get the same answer when you're subtracting or dividing. In other words, the order of the numbers matters in these cases.
That is, a - b ≠ b - a; a / b ≠ b / a.Here, the options C and D are not valid since they both represent addition operations, whereas the question demands subtraction. Between options A and B, A represents the subtraction operation and the result for this option is not the same as the result for the reverse subtraction operation which is why A is the right option.
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Jane spent 3 hours exploring a mountain with a dirt bike. First, she rode 48 miles uphill. After she reached the peak she rode for 15 miles along the summit. While going uphill, she went 5 mph slower than when she was on the summit. What was her rate along the summit?
Answer: \(25\ mph\)
Step-by-step explanation:
Given
Jane took 3 hours
First she rode 48 miles with let say with \(x\) mph
then she rode 15 miles with speed \((x+5)\) mph
Equate the time in each ride and equate it to total time
\(\Rightarrow 3=\dfrac{48}{x}+\dfrac{15}{x+5}\\\\\Rightarrow 3x(x+5)=48(x+5)+15x\\\\\Rightarrow 3x^2+15x=48x+48\times 5+15x\\\\\Rightarrow 3x^2-48x-240=0\\\\\Rightarrow (x-20)(x+4)=0\\\\\text{Neglecting the negative value as speed cannot be negative}\\\\\Rightarrow x=20\ mph\)
So, her along the summit is \(x+5=25\ mph\)
someone please help with this math question! ill give brainly if its correct
Answer:
x = 50, y = 61
Step-by-step explanation:
y + 8 + 2x + 11 = 180°
y + 2x = 161°
the total of the interior angles of the 5 sided polygon is:
(180 x 5) - 360 = 540°
540 = 98 + 98 + 125 + 108 + 2x + 11
2x = 100
x = 50°
y + 2(50) = 161
y = 61°