Two cars travel at the same speed to different destinations. Car A reaches its destination in 12 minutes. Car B reaches its destination in 18 minutes. Car B travels 4 miles farther than Car A. How fast do the cars travel?

Answers

Answer 1
Answer:
speed of car A =Speed of car B=0.8 miles/minutes.
Step-by-step explanation:
We are given that speed of car A is equal to speed of car B.
Also let car A travels x miles.
and car B travels y miles.
Car A reaches its destination in 17 minutes.
this means that speed of car A is given by: miles/minutes ( since speed is defined as the ratio of distance and time).
Car B reaches its destination in 32 minutes.
This means that the speed of car B is given by: miles/minutes
as speed of both cars are equal this means:
------(1)
Also we are given Car B travels 12 miles farther than Car A.
this means
------(2)
on using equation (1) and (2) we have:

Hence the speed of car A is 0.8 miles/minutes ( since x/17 is the speed of car A)
Speed of car B=0.8 miles/minutes.

Related Questions

8(39 + 11)
a (8 +39) * (8 + 11) = 893
b. (8 x 39) * (8 x 11) = 27456
C. (8 +39) + (8 + 11) = 66
d. (8 x 39) + (8 x 11) = 400

Answers

Answer:

option D is the correct answer

D is the correct answer

What are the domain and range of the linear function shown below?

Answers

Answer:

ffffffffffffffffffffffffffffffffffffffffeesf ea a

Step-by-step explanation:

X_>0 and the range is {y_>0

Which is true about the functional relationship showing in the graph

Answers

Answer

Where’s the graph

:

Step-by-step explanation:

Write an equivalent expression d+d+d+e+e+e?
please help ​

Answers

Without context, d^3 + e^3 is equal to the equation you just showed.

A farmer has 1235 trees to be planted on a rectangular parcel of land. if there are 24 trees planted in each row and each row must be completed before it is planted, how many trees will be leftover planting?
a. 0
b. 11
c. 55
d. 21

Answers

Answer:

c?

Step-by-step explanation:

It's the closest number to 51.

1245/24

Help me! And please explain because I really don’t understand ​

Answers

Answer:

115 degrees

Step-by-step explanation:

because a line is 180 degrees so you take 65 from 180 which gives you 115, and we know that thats the x on the top because the bottom line (which has 65 degrees) are the same with the top line (the one with the missing x) since the transversal line is evenly cut thru

hope i helped

Please answer this math question for me

Answers

Answer:

A=45

Step-by-step explanation:

.
Larry is starting his own lawn service company. He has initial startup costs totaling $300, plus ongoing operating expenses. The function representing Larry's expenses and the function representing Larry's income for lawn services are shown in the graph below.





Approximately how many lawns will Larry have to mow before he starts making a profit?
Anwer Choises:
Larry must mow approximately 300 lawns before he starts making a profit.
Larry must mow approximately 350 lawns before he starts making a profit.
Larry must mow approximately 25 lawns before he starts making a profit.
Larry will start making a profit when he mows his first lawn.

Answers

Answer:

Larry must mow approximately 25 lawns before he starts making a profit

Step-by-step explanation:

Neddd heeelllpppppppo

Answers

Answer:

what's the problem

Step-by-step explanation:

.............

How do you write 0.000010 in scientific notation?

Answers

Answer:

1 × 10^(-5)

Step-by-step explanation:

The scientific notation of the given number is 1.0×10⁻⁵.

What is scientific notation?

Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as 1.56×10⁷.

The given number is 0.000010.

Here, scientific notation is

1.0×10⁻⁵

Therefore, the scientific notation of the given number is 1.0×10⁻⁵.

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PLEASE HELP QUICK ITS TIMED

A line is graphed on a coordinate plane. The line passes through (5,2) and has a slope of 2/5. which graph represents this line?

Answers

Answer:

it would be the top right graph

Step-by-step explanation:

i know you need it quick

as you can see, the topright graph goes through, (5,2), but also has a slopee of 2/5, because (2-0) / (5-0) using origin and 5,2 as refence to find slope gives 2/5 as slope and (5,2) as point. hope this helps!


Solve w = x + for y.

Reply really fast and give like the work for it too please

Answers

Answer:

see below

Step-by-step explanation:

w = x+y/z

Subtract x from each side

w-x = x+y/z -x

w-x = y/z

Multiply each side by z

(w-x) *z = y/z*z

(w-x) *z = y

You can distribute the z if desired

wz -xz = y

Answer:

y = z(w - x)

Step-by-step explanation:

w = x + y/z

Subtract x from both sides

w - x = y/z

Multiply both sides by z

z(w - x) = y

Flip

y = z(w - x)

Tell me the answer!!

Answers

Answer:

I think answer number 1 and number 4

Step-by-step explanation:

to find the perimeter you add all the sides together, there are 4 sides in the square so it will be 2+2+2+2 which will give you 8 and you can also multiply 2 by the 4 sides which will also give you 8

Answer:

First and last answer choices

Step-by-step explanation:

to find perimeter u have to add all the sides of the shape in this case its state that the lengths of the square are 2in if we add everything up our answer is 8, so the answer choices with the answer 8 should be the right answers

I really need help with this! Marking the best answer as brainliest!

Answers

Answer:

0, 3, -6, 7

Step-by-step explanation:

I need help with this one asw

Answers

Answer:

a. 5

Step-by-step explanation:

9 - 4 = 5

Answer:

the distance between (-3, 9) and (-3, -4) is 13

(the difference between -4 and 9 is 13)

Please help. Find the area of the figure below.

Answers

Answer:

81 un²

Step-by-step explanation:

9 · 7 = 63 un²

(b · h) ÷ 2

(5 · 4) ÷ 2 = 10 un²

(4 · 4) ÷ 2 = 8 un²

8 un² + 10 un² + 63 un²

81 un²

Answer:

81 un^2

Step-by-step explanation:

Find area of the rectangle. 9 x 7 = 63

Find area of the triangle. 9 x 4 = 36/2=18

63 + 18 = 81

A single six-sided die is rolled twice. What is the probability of rolling an even number on the first roll and an odd number on the second roll?
A. 1/12

B. 1/6

C. 1/4

D. 1/36

Answers

Answer:

C. 1/4

Step-by-step explanation:

3/6 * 3/6 = 1/2 * 1/2 = 1/4

The probability of rolling an even number on the first roll and an odd number on the second roll is equal to 1/4.

We have given that,

A single six-sided die is rolled twice.

We have to determine,

The probability of rolling an even number on the first roll and an odd number on the second roll.

What is the formula for probability?

The probability is the ratio of the number of favorable outcomes to the total outcomes in that sample space. It is expressed as, Probability of an event P(E) = (Number of favorable outcomes) ÷ (Sample space).

Therefore the,

Probability of rolling an even number on the first roll and an odd number on the second roll

= 3/6 * 3/6

= 1/2 * 1/2

= 1/4

The probability of rolling an even number on the first roll and an odd number on the second roll is equal to 1/4.

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Find the measure of angle b.

Which is the answer?

A.34
B.20
C.126
D.70


help me please I would appreciate it very much:)

Answers

The answer is c have a good day

Solve for p.
2p + 1=1
5p + 6=7

Answers

P = -1/9

I hope it’s helps you :)

Answer:

-1/9

Step-by-step explanation:

We need to solve out and find out the value of p . The given equations is.

=> 2p + 1/ 5p + 6 = 1/7

=> 7 ( 2p + 1) = 5p + 6

=> 14p + 7 = 5p + 6

=> 14p - 5p = 6-7

=> 9p = -1

=> p = -1/9

Hence the value of p is -1/9

Select the letter of the correct answer. A museum in South Africa uses paintings of right-angled triangles to teach children about the Pythagorean Theorem: A squared + B squared = C squared Let's say that A = 4 and B = 3. Based on the theorem, what is the value of C squared? Choose the correct expression. A 42+
32 B (4 x 3)2 C (4 + 3)2 D 4 + 3 ​

Answers

The answer is C I think

The function y = -3(x - 4) 2+ 2 shows the daily profit (in hundreds of dollars) of a taco food truck, where x is the price of a taco (in dollars). Find and interpret the zeros of the function.

Answers

y = .05
x = 4.3 repeating

Answer:

Zeros: x = 4 – ≈ 2.58 and x = 4 +square rt 2 ≈ 5.41
Interpretation: The zeros are where the daily profit is $0.00.

Step-by-step explanation:

these two are right

A. 33
B. 11
C. 22
D. 66

Answers

Answer:

B

Step-by-step explanation:

Answer:

x=11

Step-by-step explanation:

The median is 1/2 ( b1+b2)  where b1 and b2 are the lengths of the bases

3x = 1/2(27+39)

3x = 1/2(66)

3x = 33

Divide each side by 3

3x/3 = 33/3

x=11

A car radiator needs a 40​% antifreeze solution. The radiator now holds 14 liters of a 30​% solution. How many liters of this should be drained and replaced with​ 100% antifreeze to get the desired​ strength?

Answers

Answer:

2.03 liters of 30% antifreeze should be drained and replaced with 100% antifreeze to get the desired strength.

Step-by-step explanation:

Since a car radiator needs a 40% antifreeze solution, and the radiator now holds 14 liters of a 30% solution, to determine how many liters of this should be drained and replaced with 100% antifreeze to get the desired strength the following calculation must be performed:

100 x 0.3 + 0 x 1 = 30

90 x 0.3 + 10 x 1 = 37

85 x 0.3 + 15 x 1 = 40.5

86 x 0.3 + 14 x 1 = 39.8

85.8 x 0.3 + 14.2 x 1 = 39.94

85.7 x 0.3 + 14.3 x 1 = 40.01

85.71 x 0.3 + 14.29 x 1 = 40

100 = 14

14.29 = X

14.29 x 14/100 = X

200.06 / 100 = X

2.03 = X

Therefore, 2.03 liters of 30% antifreeze should be drained and replaced with 100% antifreeze to get the desired strength.

y= -3x^3+17x^2-10x
If you graph this there should be 3 points but when I solve it, I only get 2 points being 5 and 2/3 which is .6 in decimal form. Am I doing this right? What’s the process

Answers

Answer:

third solution is 0

Step-by-step explanation:

graph passes through the point of origin

Answer:

third solution should be 0

Step-by-step explanation:

I REALLY NEED HELP QUICK PLEASE!!!

Answers

In step 2 the 6(1 * x) is supposed to be 6 * 6x.

Answer:

If the correction of 6 * 6X is accurate then I hope this is the answer.

Step-by-step explanation:

6(6x)+3x=3+3x+5

1. First multiply 6 by 6

36x+3x=3+3x+5

2. Then add 36X and 3X

39x=3+3x+5

3. After that add 3 and 5

39x=3x+8

4. Subtract 3x from both sides of the equation.

39x−3x=8

5. Subtract 3x from 39x

36x=8

6. Divide

36X. 8

______. = ______

36. 36

7. 36X and 36 cancel out because they

are common factors

8. The common factor between 8 and 36 is 4.

S you are left with. 2

X= _____

9

_

9. If you would like the decimal, than it is, X = 0.2

What is the volume of a rectangular prism with a length of 9 in, a width of 6 in and a height of 12 in?​

Answers

Answer:

V = 648 in^3

Step-by-step explanation:

V = lwh

V = 9 x 6 x 12

V = 648 in^3

Answer:

648in^3

Step-by-step explanation:

V=whl=6·12·9=648in³

Name the intersection of lines a and c​

Answers

Hi there, your answer will be p because the line a goes up and meets With the straight line c and right as they meet you see p which is your answer.

hope this helps!!

Helppppppppppppppppppp I’ll mark you brainlist

Answers

Answer:

-3

Step-by-step explanation:

Substitute 5 in place of x

[tex]f(x) = \frac{-1}{5} x + (-2)\\f(5) = \frac{-1}{5} 5 + (-2)\(\\f(5)=\frac{-1}{5}5-2\\f(5)= -1-2\\\f(5) = -3[/tex]

A rental company charges ​$19 plus ​$10 per hour to rent a laptop . rented a for 8 hours. Write an expression to show how to calculate the total amount paid.

Answers

Answer:

Step-by-step explanation:

The cost is going to be 19 dollars before you even plug it in. You won't be charged 19 again while you are on this visit.

C = 19 + h*10

If you are on the computer for 8 hours then

C = 19 + 8*10

C = 19 + 80

C = 99

PLEASE HURRY!! A diver jumps off a high diving board that is 33 feet above the surface of the pool with an initial upward velocity of 6 feet per second. The height of the diver above the surface of the pool can be represented by the equation −16t2+6t+33=0
. How long will the diver be in the air, to the nearest hundredth of a second?

Answers

The diver will be in the air for approximately 0.78 seconds to the nearest hundredth of a second.

The equation that represents the height of the diver above the surface of the pool is given by:

h(t) = -16t² + 6t + 33

where t is the time in seconds and h(t) is the height of the diver above the surface of the pool in feet.

The diver will be in the air until he reaches the surface of the pool, which means that his height will be 0. Therefore, we can set h(t) equal to 0 and solve for t:

-16t² + 6t + 33 = 0

We can use the quadratic formula to solve for t:

t = (-b ± sqrt(b² - 4ac)) / 2a

where a = -16, b = 6, and c = 33.

Plugging in these values, we get:

t = (-6 ± sqrt(6² - 4(-16)(33))) / 2(-16)

t = (-6 ± sqrt(36 + 2112)) / (-32)

t = (-6 ± sqrt(2148)) / (-32)

Simplifying:

t = (-6 ± 46.34) / (-32)

So we have two solutions:

t = (-6 + 46.34) / (-32) ≈ 0.78 seconds

t = (-6 - 46.34) / (-32) ≈ 2.64 seconds

Since the diver cannot be in the air for a negative amount of time, we reject the second solution.

To learn more about the quadratic equation;

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