The spinner spins for a total of 2.4 hours when Sam spins it 24 times at a speed of 10 mph.
If Sam spins the spinner 24 times at a speed of 10 mph, we can calculate the total time the spinner spins by dividing the distance traveled by the speed.
Let's assume that each spin of the spinner covers a distance of 1 revolution. The total distance covered by the spinner would then be 24 revolutions.
To calculate the time the spinner spins, we divide the distance by the speed:
Time = Distance / Speed
Distance = 24 revolutions
Speed = 10 mph
Time = 24 revolutions / 10 mph = 2.4 hours
Therefore, the spinner spins for a total of 2.4 hours when Sam spins it 24 times at a speed of 10 mph.
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Maya is finding the area of the shaded triangle below.
A triangle has a base of 73 meters and a height of 10 meters.
If she considers 10 m to be the height of the triangle, what should she use as the triangle’s base?
The area of the shaded triangle is 365 square meters.
To find the area of the shaded triangle with a base of 73 meters and a height of 10 meters, you can use the formula for the area of a triangle: Area = (1/2) × base × height. Since Maya considers 10 meters to be the height of the triangle, she should use 73 meters as the triangle's base.
Here's a step-by-step explanation:
1. Write down the formula: Area = (1/2) × base × height
2. Plug in the values: Area = (1/2) × 73 meters × 10 meters
3. Calculate the area: Area = (1/2) × 730 square meters
4. Simplify the expression: Area = 365 square meters
So, the area of the shaded triangle is 365 square meters.
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Translate this phrase into an algebraic expression, Nine more than the quotient of a number and 7 is 6
Answer:
x/7 + 9 = 6
Step-by-step explanation:
Hope this helps! Please give brainliest!
Coach Gannon Bought 8 Bags Of Sunflower Seeds For The Baseball Game. Each Bag Has 2 1/4 Cups Of Seeds. If Coach Gannon Has 12 Baseplayers On The Team, How Many Cups Of Seeds Can Each Player Have?
In a game of chance, players spin the pointer of a spinner with eight equal-sized sections. A spinner that is divided into 8 equal sections labeled 1, 2, 1, 3, 1, 4, 1, and 5. What is the probability that the pointer will land in an odd-numbered section? A. 12 B. 58 C. 34 D. 78
Answer:
D is the closest, but look at the work below.
Step-by-step explanation:
First let's write what we know.
We have 8 equal sections, they are:
1
5 2
1 1
4 3
1
We need to find the probability the pointer will land on an odd-numbered section.
Now we find how many odd numbered sections there are.
1
5 2
1 1
4 3
1
There are 6 odd numbered sections.
So you have a 6 in 8 chance of spinning an odd number or 6/8.
6/8 can be reduced to 3/4 or .75 05 75%
This doesn't match any of your answers you gave, so double check the question or the answers. D is the closest, but this is a very clear solution and I am wondering if there is an oops somewhere.
The two triangles below are similar.
Also, M Z=20° and M Y=100° as shown below.
Find mZG, ZH, and m Zi.
Assume the triangles are accurately drawn.
The values of the angles ∠G = 20, ∠H = 60, and ∠I = 100.
What is the similarity?If two objects are having the same shape then they will be termed as similar. So in mathematics, if two figures have the same shapes, lines or angles then they are called similar.
Given that the two triangles below are similar. Also, ∠=20° and ∠Y=100° as shown below.
The values of the angles of the two triangles will be the same.
∠Y = ∠I
∠Z = ∠G
∠X = ∠H
∠X + 100 + 20 = 180
∠X = 180 - 100 - 20
∠X = 60
The angles will be:-
∠G = 20
∠H = 60
∠I = 100
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The perimeter of the base of a regular quadrilateral pyramid is P=30cm. Find the sum of all edges of this pyramid if the perimeter of a lateral face is 27.5cm
The sum of all edges of the regular quadrilateral Pyramid is approximately 66.68 cm.
The sum of all edges of a regular quadrilateral pyramid, we need to determine the number of edges in the pyramid and then calculate their total length.
A regular quadrilateral pyramid has a base that is a regular quadrilateral, meaning all sides of the base have the same length. Let's assume that each side of the base has a length of "a" cm.
The perimeter of the base is given as P = 30 cm, so each side of the base measures 30 cm divided by 4 (since there are four equal sides) which is 7.5 cm.
Now, let's consider the lateral face of the pyramid. A regular quadrilateral pyramid has four lateral faces, each of which is an isosceles triangle. The perimeter of a lateral face is given as 27.5 cm. Since there are three edges in each lateral face, the length of each edge is 27.5 cm divided by 3, which is approximately 9.17 cm.
Therefore, the sum of all the edges in the pyramid is calculated as follows:
Sum of edges = (4 × a) + (4 × 9.17)
Since we know that each side of the base (a) is 7.5 cm, we can substitute this value into the equation:
Sum of edges = (4 × 7.5) + (4 × 9.17)
= 30 + 36.68
= 66.68 cm
Hence, the sum of all edges of the regular quadrilateral pyramid is approximately 66.68 cm.
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I will mark brainliest
Whats the correct simplification of d^7g^13/d^2g^7
The first five terms of a quadratic sequence is 1,8,21,40,65 .
What is the nth term of this sequence?
Thanks
And will give a brainliest!!
Answer: Nth term = 5
Explanation:
An = a + ( n - 1 ) d
a = first term and
d = the difference
An = 1 + ( n - 1 ) 6
= 1n - 1 + 6
CLT
N = -1+6
N = +5 /5
Mark brainliest
Answer:
Formula To Find: \(a_{n} = 3n^2 - 2n\)
Step-by-step explanation:
As a goalie , Brooke is practicing blocking goals . Out of 750 shots , she blocks 600 of them . What is the experimental probability that she will block the next shot?
Answer:
80%
Step-by-step explanation:
Divide 600 by 750 to find the probability
Does anyone know the answer?
Answer:
6i+9j-15k
Step-by-step explanation:
multiply every thing by 3
I need help! Please tell me
Answer:
y = 2x + 6
y = -1/4 x - 3
Step-by-step explanation:
We can read from the graph that the equation that slopes up to the right has y-intercept 6 and slope 2. The equation that slopes down to the right has y-intercept -3 and slope -1/4.
The equations are:
y = 2x + 6
y = -1/4 x - 3
Given:
f(x) = -4x + 2
g(x) = 2x^2 + 4x - 5
Find:(f + g)(x)
Answer:
2x^2-3
Step-by-step explanation:
f(x) = -4x + 2
g(x) = 2x^2 + 4x - 5
(f+g)(x) = -4x + 2+ 2x^2 + 4x - 5
Combine like terms
= 2x^2-4x+4x+2-5
=2x^2-3
Answer:
2x ^ 2 - 3
Step-by-step explanation:
f(x) = -4x + 2
g(x) = 2x ^ 2 + 4x - 5
(f + g)(x) = -4x + 2 + 2x ^ 2 + 4x - 5
= 2x ^ 2 - 4x + 4x + 2 - 5
= 2x ^ 2 - 3
a container hold 6 cups of yogurt. The nutrition label reads that a serving size is 1/3 cup. How many servings are there in the container?
Answer:
18 servings
Step-by-step explanation:
If one serving is 1/3 cup, one cup is 3 servings. Therefore, we can multiply 3 x 6 for an answer of 18 servings
What is the solution to the system of equations?
y= 2/3x+3
x = –2
Answer:
\(x = -2\) and \(y = \frac{5}{3}\)
Step-by-step explanation:
Given
\(y = \frac{2}{3}x + 3\)
\(x = -2\)
Required
Determine the solution to the equations
From the second equation, we have the value of x already;
The next step is to substitute -2 for x in the first equation
\(y = \frac{2}{3}x + 3\) becomes
\(y = \frac{2}{3}(-2) + 3\)
\(y = \frac{-4}{3} + 3\)
\(y = -\frac{4}{3} + 3\)
Take LCM
\(y = \frac{-4 + 9}{3}\)
\(y = \frac{5}{3}\)
Hence,
\(x = -2\) and \(y = \frac{5}{3}\)
PLEASE HELP ASAP !!!!
Which value of x makes this equation true ? 14 + x = -1/2 (x - 1) +1/2
Answer:
x= -26/3
Step-by-step explanation:
14+x=
−1
2
(x−1)+
1
2
14+x=(
−1
2
)(x)+(
−1
2
)(−1)+
1
2
(Distribute)
14+x=
−1
2
x+
1
2
+
1
2
x+14=(
−1
2
x)+(
1
2
+
1
2
)(Combine Like Terms)
x+14=
−1
2
x+1
x+14=
−1
2
x+1
Step 2: Add 1/2x to both sides.
x+14+
1
2
x=
−1
2
x+1+
1
2
x
Answer:
x = -26/3
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
Step 2: Add 1/2x to both sides.
Step 3: Subtract 14 from both sides.
Step 4: Multiply both sides by 2/3.
What is the value of m?
The value of m in the diagram is 18°
What is a right-angle?
A right angle is an angle of 90°. When two rays intersect and form a 90˚ angle or are perpendicular to each other at the intersection, they are said to form a right angle.
A right angle is an angle that measures 90 degrees. It is the most commonly seen angle in our day-to-day life.
From the diagram, the two angles sum up to 90°
∠WZX + ∠XZY = ∠WZY
3m + 3 + 33 = 90
3m + 36 = 90
3m = 90 - 36
3m = 54
m = 54/3
m = 18°
In conclusion the value of m is 18°
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a bird flies from the bottom of a canyon that is 62 2/5 feet below sea level to a nest that is 556 2/5 feet above sea level. what is the difference in elevation between the bottom of the canyon and the bird's nest?
im so sorry. U_U *tears fall*
two cars start moving from the same point. one travels south at 64 mi/h and the other travels west at 48 mi/h. at what rate is the distance between the cars increasing four hours later?
One car travel South at 64 mi/h and the other travels west at 48 mi/h. The distance between the cars increases with rate at 80 mi/h.
To find the rate of change, we need to find the derivative of the variables with respect to time.
Let:
p = distance between 2 cars
q = distance between car 1 and the start point
r = distance between car 2 and the start point
Using the Pythagorean Theorem:
p² = q² + r²
Take the derivative with respect to time:
2p dp/dt = 2q dq/dt + 2r dr/dt
dq/dt = speed of car 1 = 64 mi/h
dr/dt = speed of car 2 = 48 mi/h
The distance of car 1 and car 2 from the start point after 4 hours:
q = 64 x 4 = 256 miles
r = 48 x 4 = 192 miles
Using the Pythagorean theorem:
p² =256² + 192²
p = 320 miles
Hence,
2p dp/dt = 2q dq/dt + 2r dr/dt
p dp/dt = q dq/dt + r dr/dt
320 x dp/dt = 256 x 64 + 192 x 48
dp/dt = 80
Hence, the distance between the cars increases with rate at 80 mi/h
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A cell phone company uses the equation C=$0.15t+$35.00 to determine the total cost, C, for a month of service based on the number of text messages, t. Identify the slope.
Slope is $0.15 of the equation of cost C=$0.15t+$35.00.
What is Slope of Line?The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.
The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.
The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is
m=y₂-y₁/x₂-x₁
Given that A cell phone company uses the equation C=$0.15t+$35.00
C is the total cost for a month of service.
t is the number of text messages.
We have to find the slope of the equation.
slope is 0.15 and 35.00 is the y intercept of the equation given.
Hence, slope is $0.15 of the equation of cost C=$0.15t+$35.00.
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identify the coefficient in the term 7x^2 y^3 A7 B2 C 3
37 buyers came to Electronic World store. 23 people bought new earphones, 17 bought a new phone, 13 people did not buy either. How many people bought both earphones and a phone?
Answer: Please adjust the 37. The answer would be 40.
Step-by-step explanation:
23 + 17 obviously equals 40.
I BEEN STUCK ON THIS FOR SO LONG
Answer:
8 percent
Step-by-step explanation:
Answer:
8% of the sixth grade students are left-handed
Step-by-step explanation:
90+60
150 students
9+3
12 left-handers
12/150*100
0.08*100
8%
Hope this helps. Have a nice day you amazing bean child
Assume you are running gradient descent, what will happen when the learning rate α is too small or too large? If you run gradient descent for 30 iterations with a=0.5 and compute J(θ) after each iteration. You find that the value of J(θ) increases over time. Based on this, how do you adjust the value of α to solve the problem?
The learning rate in gradient descent determines the step size and should be not too small or too large, as it can cause the algorithm to converge slowly or overshoot the minimum; adjusting the value of the learning rate can fix the problem, but the optimal value depends on the problem and data set.
According to the given information:
When running gradient descent,
The learning rate α determines the step size taken in each iteration toward the optimal solution.
If α is too small, the algorithm will take small steps and will converge slowly, or may even get stuck in a local minimum.
If α is too large, the algorithm may overshoot the minimum and diverge, or bounce back and forth without converging.
In the scenario described, the learning rate α of 0.5 appears too large, causing J(θ) to increase over time.
This suggests that the algorithm is not converging and is overshooting the minimum.
To fix this,
The value of α can be adjusted by reducing it to a smaller value,
Such as 0.1 or 0.01.
This should allow the algorithm to take smaller steps towards the minimum and eventually converge to a lower value of J(θ).
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a sample correlation r = .40 indicates a stronger linear relationship than r = -.60.
The magnitude of the correlation coefficient, regardless of the sign, provides information about the strength of the linear relationship between variables.
The sample correlation coefficient, r, ranges between -1 and 1. A value of 1 or -1 indicates a perfect linear relationship, where all data points lie precisely on a straight line. On the other hand, a value close to 0 indicates a weak or no linear relationship.
In the given scenario, r = .40 indicates a moderate positive linear relationship. Although the correlation is not perfect (not equal to 1), it still suggests a moderate degree of association between the variables. The positive sign indicates that as one variable increases, the other tends to increase as well, but not necessarily in a strictly linear fashion.
On the other hand, r = -.60 indicates a stronger linear relationship, albeit in the negative direction. The negative sign signifies an inverse relationship, meaning that as one variable increases, the other tends to decrease, but again, not necessarily in a perfectly linear manner. The magnitude, which is the absolute value of the correlation coefficient, indicates a stronger relationship compared to r = .40.
Therefore, it is important to consider both the magnitude and the sign of the correlation coefficient to assess the strength and direction of the linear relationship between variables.
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what is 86% of 1647?
Answer:
1416.42
Step-by-step explanation:
86/100 ×1647 hope it helps
What is the solution to -2|2.2x - 3.3| = -6.6?
O x=-3
O x=3
O x=-3 or x = 0
O x = 0 or x = 3
The solution to the equation, -2|2.2x - 3.3| = -6.6, which contain an absolute value, is: D. x = 0 or x = 3.
What is the Solution of an Equation with an Absolute Value?To determine the solution, we have to isolate the value and find its value.
Given the equation, -2|2.2x - 3.3| = -6.6:
-2|2.2x - 3.3| = -6.6
2.2x + 3.3 = 3.3
2.2x = 3.3 - 3.3
2.2x = 0
x = 0/2.2
x = 0
Or
2.2x - 3.3 = 3.3
2.2x = 3.3 + 3.3
2.2x = 6.6
x = 6.6/2.2
x = 3
The solution is: D. x = 0 or x = 3
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the denominator in the formula for calculating the return on investment includes operating and nonoperating assets.
False. the denominator in the formula for calculating the return on investment includes operating and nonoperating assets.
The denominator in the formula for calculating the return on investment (ROI) typically includes only operating assets, not non-operating assets. Operating assets are those that are necessary to generate revenue and include items such as inventory, equipment, and property. Non-operating assets, on the other hand, are not directly related to revenue generation and include items such as investments, patents, and trademarks. In order to calculate ROI, the numerator is the profit or gain from the investment, while the denominator is typically the total amount of operating assets used to generate that profit. By dividing the profit by the investment, ROI provides a measure of how much profit was generated relative to the amount of resources invested.
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Help! I will mark you brianliest!
Answer:
first: $130
second: 165 miles
5/9 + 1 5/7 x (4 2/3 - 2 5/8 ) divided by 1 3/4 I need this step by step pls thanks :)
Yall what is "Mei runs 66.72 miles in 6 weeks.If she runs 2 days each week,what is the average distance she runs each day?"
Answer:
5.56 miles
Step-by-step explanation:
We are told from the above question:
Mei runs 66.72 miles in 6 weeks.
She runs 2 days each week
Therefore, the total number of days she runs in 6 weeks is calculated as:
1 week = 2 days
6 weeks = x
Cross Multiply
x = 6 weeks × 2 days/1 week = 12 days
The average distance she runs each day is calculated as:
12 days = 66.72 miles
1 day = x
Cross Multiply
12 days × x = 1 day × 66.72 miles
x = 1 day × 66.72 miles/12 days
x = 5.56 miles
The average distance she runs each day is 5.56 miles.