Answer:
Uhhh... how do I answer this?
Step-by-step explanation:
There is no way for me to SEE where he made an error.
A shop rents boats for a $10.00 initial fee plus an hourly rate of $5.50. Complete the equation in slope intercept form for the scenario.
( a)y =
(b) How many hours can you rent a boat for if you have $65?
veronica went on three hikes. on each hike, she saw the following numbers of animals: hike length of hike (\text{km})(km)left parenthesis, start text, k, m, end text, right parenthesis number of animals seen rivers edge 333 888 wooded marsh 888 242424 canyon creek 151515 353535 veronica tried to order the hikes from least to greatest by number of animals seen per kilometer, but she made a mistake. here's her work: \stackrel{\text{least}}{\underbrace{8} \text{river's edge}} < \underbrace{24} \text{wooded marsh} < \stackrel{\text{greatest}}{\underbrace{35} \text{canyon creek}} river’s edge 8 least < wooded marsh 24 < canyon creek 35 greatest start underbrace, 8, end underbrace, start subscript, start text, r, i, v, e, r, ', s, space, e, d, g, e, end text, end subscript, start superscript, start text, l, e, a, s, t, end text, end superscript, is less than, start underbrace, 24, end underbrace, start subscript, start text, w, o, o, d, e, d, space, m, a, r, s, h, end text, end subscript, is less than, start underbrace, 35, end underbrace, start subscript, start text, c, a, n, y, o, n, space, c, r, e, e, k, end text, end subscript, start superscript, start text, g, r, e, a, t, e, s, t, end text, end superscript what was veronica's mistake? choose 1 answer: choose 1 answer: (choice a) a veronica ordered from greatest to least instead of least to greatest. (choice b) b veronica ordered by number of animals instead of by animals per kilometer. (choice c) c veronica calculated kilometers per animal instead of animals per kilometer. show calculator
The most appropriate choice for distance will be given by
Veronica has not calculate the number of animals seen per kilometer, she has arranged only on the basis of animals seen.
What is distance?
Distance is how much ground travelled by an object during its motion.
Here,
For River Edge
Number of animals seen = 8
Length of hike = 3 km
Number of Animals seen per km = 8/3
=2.66
For Wooden Marsh
Number of animals seen = 24
Length of hike = 8 km
Number of Animals seen per km = 24/8
=3
For Canyon Creek
Number of animals seen = 35
Length of hike = 15 km
Number of Animals seen per km = 35/15
=2.33
So from least to greatest it will be
Canyon Creek, River Edge, Marshy Land
Veronica has not calculate the number of animals seen per kilometer, she has arranged only on the basis of animals seen. That was her mistake.
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Answer:
B
Step-by-step explanation:
The pair of figures is similar. Find x. Round to the nearest tenth if necessary.
26 cm
19.1 cm
26.5 cm
12.2 cm
Answer:
a
Step-by-step explanation:
Find the vertex and the axis of symmetry.
Answer:for the vertex I believe it is y-9 and x-2 for axis of symmetry
Step-by-step explanation:
Answer:
a. Downwards
b1. x intercept = (-4,0) (8,0)
b2. Y intercept (0,8)
c. Vertex (2,9)
d. Axis of symmetry 2
Step-by-step explanation:
Two cyclists, one averaging 10 miles per hour and the other 15 miles per hour, start from the same town at the same time. If they travel in opposite directions, after how long will they be 60 miles apart? Use the table below to organize your work.
Answer:
2.4 hours
Step-by-step explanation:
Let x = hours riding on bike
One cyclist covers 10 miles for every hour, so multiply x by 10 like this: 10x
Other cyclist covered 15 miles for every hour, so multiply x by 15 like this: 15x
They will both add up to 60
10x + 15x = 60
25x = 60
Divide both sides by 25
25x/25 = 60/25
x = 2.4
A particularly fast tortoise can run with a top speed of 10 centimeters per second. The tortoise's hare friend hare can run up to 20 times as fast as that. In a race between the two, the hare sits and rests for two minutes after the starting gun fires, but the tortoise moves right off at top speed. After its rest, the hare runs as fast as it can, but the tortoise still wins the race by a single shell length (which is about twenty centimeters). a. During the race, who runs the greater distance? How do you know? b. Across the entire race, who has the greater average velocity? How do you know? c. At some point in the period during which both are running, who has the larger instantaneous velocity? How do you know?
a. The tortoise runs a greater distance than the hare.
b. The tortoise has the greater average velocity.
c. The hare has a larger instantaneous velocity than the tortoise at certain points during the race, but the tortoise still wins the race.
a. During the race, the hare runs a greater distance than the tortoise. We can determine this by comparing the distances covered by both animals after the race is completed.
Let's calculate the distances covered by each animal:
The tortoise runs at a constant speed of 10 centimeters per second for the entire race.
The hare rests for 2 minutes (which is 120 seconds) at the beginning, and then runs at a speed of 20 times the tortoise's speed.
Distance covered by the tortoise:
The tortoise runs at a speed of 10 centimeters per second for the entire race. The total race duration is the same for both animals since the hare rests for 2 minutes (120 seconds). Therefore, the distance covered by the tortoise is:
Distance_tortoise = Speed_tortoise * Time_race = 10 cm/s * 120 s = 1200 centimeters.
Distance covered by the hare:
The hare rests for 2 minutes and then runs at a speed of 20 times the tortoise's speed. The time the hare runs at this speed is the same as the total race duration minus the rest time. Thus, the distance covered by the hare is:
Distance_hare = Speed_hare * Time_hare = (20 * 10 cm/s) * (120 s - 120 s) = 0 centimeters.
Therefore, the tortoise runs a greater distance of 1200 centimeters, while the hare does not cover any additional distance beyond the initial rest position.
b. Across the entire race, the tortoise has the greater average velocity. Average velocity is calculated by dividing the total distance traveled by the total time taken. Since the tortoise covers a distance of 1200 centimeters and the total race duration is 120 seconds, the average velocity of the tortoise is:
Average velocity_tortoise = Distance_tortoise / Time_race = 1200 cm / 120 s = 10 centimeters per second.
The hare's average velocity is 0 cm/s since it covers 0 additional distance beyond the initial rest position.
Therefore, the tortoise has the greater average velocity.
c. At some point during the race, the hare has a larger instantaneous velocity than the tortoise. Instantaneous velocity refers to the velocity at a specific moment in time.
After the hare finishes its 2-minute rest and starts running, it runs at a speed of 20 times the tortoise's speed. Therefore, during this period, the hare's instantaneous velocity is higher than the tortoise's constant velocity of 10 centimeters per second.
However, the tortoise still wins the race by a single shell length, which is about 20 centimeters. This means that at some point during the race, the tortoise manages to overtake the hare and cross the finish line first, even though the hare had a higher instantaneous velocity at certain points.
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What is the area of this quadrilateral?
4 ft
3 ft
10 ft
10 ft
31
4 ft
Answer:
42
Step-by-step explanation:
Answer:
42 square feet
Step-by-step explanation:
add all of the square feet together, including the sides parallel that don't tell you how many inches. What I mean by parallel is the sides across from it.
6.
Write an equation of a line with the given slope and y-intercept.
m = (4)/(5), b = 2
A. y= (4)/(5)x - 2
B. y= (4)/(5)x + 2
C. y= (5)/(4)x + 2
D. y= 2x + (4)/(5)
Answer:
B. y= (4)/(5)x + 2
Step-by-step explanation:
Use the slope-intercept form
y = m x + b to find the slope m and y-intercept b .
Slope:
5
3
y-intercept: ( 0 , − 2 )
Write the ratio using fractional notation.
8 to 9
Answer:
Step-by-step explanation:
The GCF of 8 and 9 is 1
Divide both terms by the GCF, 1:
8 ÷ 1 = 8
9 ÷ 1 = 9
The ratio 8 : 9 cannot be reduced further by dividing both terms by the GCF = 1 :
This ratio is already in lowest terms.
Therefore:
8 : 9 = 8 : 9
I need help what’s the answer
The complex number can be represented as matrix as follow:
\(\left[\begin{array}{cc}2&-3\\3&2\end{array}\right]\) \(\left[\begin{array}{cc}1&-4\\4&1\end{array}\right]\) and the correct answer from the option is (B)
How to solve the matrix of complex numbersA complex number can be represented as a 2x2 matrix in the form:
\(\left[\begin{array}{cc}2&-3\\3&2\end{array}\right]\)
Addition and subtraction of complex numbers can be done by adding or subtracting the corresponding matrices.
Multiplication of two complex numbers can be done by multiplying the corresponding matrices and simplifying the result.
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A container has cups of milk in it. The container is 1/3 full. How many cups does the container hold? Explain or show your reasoning.
Answer:
Step-by-step explanation:
2 or 6 i think im probaly wrong
Answer:
The container can hold 6 cups.
Step-by-step explanation:
Since the container is 1/3 full, and it currently has 2 cups, we know that it can only hold 6 cups as 3 × 2 is equal to 6.
Vendí por 30€ a la cual le había incrementado el 12% una prenda de ropa. Calcula el precio de la prenda antes del incremento.
Answer:
18€
Step-by-step explanation:
Given data
Selling price= €30
increase= 12%
Cost price= ???
We know that
% increase= selling price- cost price/cost price*100
let the cost price be x
12= 30- x/x*100
cross multiply
12*100= (30- x)100
1200= 3000-100x
1200-3000=-100x
-1800=-100x
x= 1800/100
x= 18
Hence the price before the increase is 18€
Find the y-intercept of -15X + 5Y = -5
Answer:
(0,-1)
Step-by-step explanation:
i googled it i hope its right
How would I solve this question?
The value of x is 31 degrees
How to determine the valueTo determine the value of x, we need to know that;
The figure given takes the shape of a pentagon, that is, a polygon with 5 sidesThe sum of the exterior angles of any polygon is equivalent to 360 degreesNow, equate the value of the angles to the sum of the exterior angles, we have;
3x - 12 + 2x + 3x + 3x + x = 360
collect the like terms, we have;
3x + 2x + 3x + 3x + x = 360+ 12
add the given like terms, we get;
12x = 372
Now, make 'x' the subject of formula, we have;
x = 372/12
Divide the values, we get;
x = 31 degrees
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Record: 0/5 Score: 0 Penalty: 1 off
Complete: 0%
Jereme Nixon
Using Trig to Find Angles
Mar 01, 12:19:51 PM
?.
In AQRS, the measure of ZS=90°, QR = 7.7 feet, and SQ = 6.5 feet. Find the measure
of ZR to the nearest tenth of a degree.
R
7.7
Answer:
Step-by-step explanation:
57.6
Which of the following statements are true? Mark all that apply.
-Two events are independent if they cannot occur at the same time.
-If events A and B are overlapping, then P(A or B) = P(A) + P(B) - P(A and B)
-If P(A) is the probability that event A will occur, then the probability event A will NOT occur is 1 - P(A).
-If events A and B are independent, then P(A and B) = P(A) + P(B)
-If A and B are independent events, then the probability of Event B occurring is the same whether or not Event A occurs.
The statement "If events A and B are overlapping, then P(A or B) = P(A) + P(B) - P(A and B)" is true. The correct answer is A.
When events A and B are overlapping, it means they share some common outcomes. In this case, the probability of A or B occurring can be found by adding the probabilities of A and B, but then we have counted the shared outcomes twice.
To correct for this, we subtract the probability of A and B occurring together. This gives us the formula: P(A or B) = P(A) + P(B) - P(A and B).
For example, if event A is rolling a 1 or 2 on a six-sided die and event B is rolling an even number on the same die, then A and B are overlapping because rolling a 2 satisfies both events. The probability of A is 2/6 or 1/3, the probability of B is 3/6 or 1/2, and the probability of A and B is 1/6. Using the formula, we get P(A or B) = 1/3 + 1/2 - 1/6 = 5/6. The correct answer is A.
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If a 159 pound man can have 1020 mg of a medicine in a day how much can a 127 pound woman have?
Answer
A 127 pound woman can have 814.7 mg of medicine in as day
Explanation
Let the amount of medicine a 127 pound woman can have be x mg
Assuming the amount of medicine doesn't depend on gender and only depends on weight,
159 pound man = 1020 mg
127 pound woman = x mg
We can write a mathematical relationship for this by cross multiplying
(159) (x) = (127) (1020)
159x = 129,540
Divide both sides by 159
(159x/159) = (129,540/159)
x = 814.7 mg
Hope this Helps!!!
FIRST ANSWER GETS BRAINLY Two sides of a triangle measure 8 inches and 10
inches, respectively. Which of these is NOT a possible
length for the third side of a triangle?
Circle one answer:
A) 12 inches
B) 16 inches
C) 17 inches
D) 18 inches
Answer:
D.
Step-by-step explanation:
The sum of the length of any 2 sides is greater than the length of any 3rd side
10+8 = 18, so D is not possible
Simpllfy: 4(3b) А 4+3b В 12+5 C 12b D 7b
For:
\(4(3b)\)Use distributive property:
\(4(3b)=4\times3b=12b\)----------------------------------------------------
Let:
x = Unknown number
When the number x is increasesd by 35 the result is 38, so:
\(x+35=38\)Summarize the center of the data set below by determining the median. 20, 18, 26, 24, 32
Answer:
18, 20, 24, 26, 32
The median is 24.
If x is 5, then 6x = _____.
Answer:
30
Step-by-step explanation:
if x is 5, then 6x=______.
sub in the value of x for 5
when a variable and coefficient as next to eachother that means to multiply
so 6*5= 30
Answer:
\(\large \boxed{\mathrm{30}}\)
Step-by-step explanation:
\(x=5\)
\(\sf{Substitute \ x \ as \ 5 \ for \ 6x.}\)
\(6(5)\)
\(6 \times 5 = 30\)
f=d+e+t solve the equation for f or t
Answer:
d=-e-t+f,f ER, t ER
Step-by-step explanation:
hopefully that helps you
The robotics club is selling shirts for a fundraiser. They have purchased a box of shirts for $400 at $5 per shirt. To promote their fundraiser, they have also spent $60 on advertising.
Which equation can the club use to calculate the selling price per shirt if they want to make a profit of $300? Select all that apply.
400x=5x+360
80x-460=300
80x+300=460
400x-60=300
80x=760
5x=300
2000x=360
400/5x=300
Answer:
Option 2 : 80x - 460 = 300 is the correct answer.
Step-by-step explanation:
Given that:
$400 box was purchased at $5 per shirt.
Number of shirts = \(\frac{400}{5}\) = 80 shirts
Profit to make = 300
Cost of advertising = $60
Total cost = 400+60 = $460
Let,
x be the cost per shirt that should be set by Robotics club.
Total selling price - production cost = Profit
80x - 460 = 300
Hence,
Option 2 : 80x - 460 = 300 is the correct answer.
simplify the following expression (3x/10)-2
Answer:
\(\frac{3x - 20}{10}\)
Step-by-step explanation:
\(\frac{3x}{10} - 2\)
= \(\frac{3x}{10} - \frac{2}{1}\)
The denominators of both fractions need to be the same. Therefore, algebraic manipulation will be applied:
\(\frac{3x}{10} - [(\frac{10}{10})(\frac{2}{1})]\)
= \(\frac{3x}{10} - \frac{20}{10}\)
The resulting simplified fraction will have the same denominator and everything in the numerator level will be copied down:
= \(\frac{3x - 20}{10}\)
What does it mean when a graph or a point on the Cartesian plane is symmetric about the origin or with respect to the origin?
When a graph or a point on the Cartesian plane is symmetric about the origin or with respect to the origin, it means that the graph or point maintains its shape and position when reflected across the origin.
In other words, if you draw a line passing through the origin and the graph or point, the portion of the graph or point on one side of the line will be an exact mirror image of the portion on the other side.
To determine if a graph is symmetric about the origin, we can check if the coordinates of a point on the graph, (x, y), satisfy the condition that (-x, -y) is also on the graph. For example, if the point (2, 3) is on the graph, we can verify that (-2, -3) is also on the graph.
Similarly, for a single point on the Cartesian plane to be symmetric about the origin, its coordinates (x, y) must satisfy the condition that (-x, -y) is also a point on the plane. For instance, if the point (4, -1) is symmetric about the origin, (-4, 1) should also be a point on the plane.
symmetry about the origin in the Cartesian plane refers to maintaining the same shape and position when reflected across the origin. It involves verifying that for every point (x, y) on the graph or plane, (-x, -y) is also a point on the graph or plane.
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The graphed line shown below is y = negative 3 x + 6. On a coordinate plane, a line goes through points (1, 3) and (2, 0). Which equation, when graphed with the given equation, will form a system that has no solution? y = 3 x + 6 y = negative 3 (x + 6) y = negative 3 (x minus 2) y = 3 (x minus 2) Mark this and return Save and Exit Next
The linear equation that will produce a system with no solutions is:
y = 3*(x - 2)
Which equation will form a system with no solution?
A system of linear equation has no solutions only if the two linear equations are parallel.
And two linear equations are parallel only if the lines have the same slope and a different y-intercept.
Here the given linear equation is:
y = 3x + 6
So the slope is 3 and the y-intercept is 6.
Then another line of the form:
y = 3*x + c
Such that c is different than 6 will be the correct option.
Then here the correct option is the last one:
y = 3*(x - 2)
Expanding we get:
y = 3*x - 6
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Answer:
its b) y = - 3 (x + 6)
Step-by-step explanation:
just did the quiz on edge :)
What is 800divided by the a times the 9 3 times?
Answer:
21600/a
Step-by-step explanation:
800/a *9
7200/a
21600/a
First, times 800 divided by a by 9.
Then, we get 7200/a.
Lastly, times it by 3.
The answer is 21600/a
Sussy mcsuser
Poop noobs
What percent is represented by the shaded area?
Answer: 40%
Step-by-step explanation:
Answer:40%
Step-by-step explanation:
Can anyone please help me on further maths trigonometry?
Answer:
15 cm²
Step-by-step explanation:
The formula for the area of a triangle:
area = 1/2 × a × b × sin(c)
where a = 6√2, b = 5, c = sin(45)
area = 1/2 × 5 × 6√2 × sin(45) = 15
Which expression can be used to find the total number of squares below?
6 × 7
7 × 5
6 × 1
7 + 5
6 + 1
An expression which can be used to find the total number of squares below (see attachment) is: B. 7 × 5
What is an expression?An expression can be defined as a mathematical equation which is used to show the relationship existing between two or more variables and numerical quantities.
In this exercise, you're required to determine the total number of squares that are shown in the image attached below. By critically observing the image, we can reasonably and logically deduce that there are five (5) categories of squares and each of them comprises seven (7) squares.
Therefore, the total number of squares can be calculated by using this expression:
Total number of squares = 7 × 5
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