Quiz about Moving Straight Ahead Review

Question 1

What is the constant of proportionality in the equation

y = 4x

Accepted Answer

4

Answer

1

Answer

x

Answer

y

Question 2

Mike's Music charges $45 an hour.

Which equation shows this relationship?

Accepted Answer

y = 45x

Answer

y = 45 + x

Answer

y = 45

Answer

y = 1x

Question 3

Tim's Tunes charges $80 plus $25 per hour.

Tim wants to earn more than $480. Write an inequality for the number of hours he would need to work.

Accepted Answer

$480 < 80 + 25x

Answer

$80 > $480 + 25x

Answer

$480 < 105x

Answer

$480 < 80x + 25

Question 4

Solve the equation

4x + 9 = 7x

Accepted Answer

x = 3

Answer

x = 9

Answer

x = 7

Answer

x = 1

Question 5

Solve the equation

3x + 2 = 5x + 12

Accepted Answer

x = -5

Answer

x = 5

Answer

x = 2

Answer

x = -2

Question 6

Solve the equation

2x + 30 = 5x

Accepted Answer

x = 10

Answer

x = 6

Answer

x = 5

Answer

x = 12.5

Question 7

Solve the equation

2(x + 3) = 18

Accepted Answer

x = 6

Answer

x = 9

Answer

x = 4

Answer

x = 7.5

Question 8

How much does this store charge to rent DVD's?

Accepted Answer

$2.20

Answer

$4.40

Answer

$6.60

Answer

$1.10

Question 9

How much does this store charge to rent DVD's?

Accepted Answer

$2.12

Answer

$2.05

Answer

$2.08

Answer

$3.12

Question 10

Is this table linear?

Accepted Answer

yes

Answer

no

Question 11

Write the equation for this table.

Accepted Answer

y = 2 + 3x

Answer

y = 3x

Answer

y = 2

Answer

y = 5x + 2

Question 12

Is this table linear?

Accepted Answer

no

Answer

yes

Question 13

Is this table proportional?

Accepted Answer

yes

Answer

no

Question 14

Write an equation for this table.

Accepted Answer

y = 5x

Answer

y = 10x

Answer

y = 10 + 5x

Answer

y = 5 + 10x

Question 15

Which equation shows a proportional relationship?

Accepted Answer

y = 3x

Answer

y = 5 + 2x

Answer

y = 4x - 12

Answer

y = 7

Question 16

At Christopher Columbus Middle School, 55 band members need to raise money for the Little Mermaid play. They need $4,500. So far, they have raised $1,300. Which equation represents how much money each band member still needs to raise?

Accepted Answer

4500 = 55M + 1300

Answer

4500 = 55M - 1300

Answer

1300 = 55M + 4500

Answer

1300 = 55M - 4500

Question 17

Line A: y = 3x - 1

Line B: y = 3x

When graphing, both lines would start at (0.0).

Accepted Answer

Disagree

Answer

Agree

Answer

Not enough information.

Question 18

In the equation $y=15x+8$
y is the total cost for shirts ordered.
You will pay $15 per each shirt.
You will pay $8 in shipping.

Complete the solution (55, ) to find the cost for 55 shirts.

Accepted Answer

$833

Answer

$825

Answer

$826

Answer

$832

Question 19

The drama club is selling donuts to raise money. They have to pay a one-time fee of $75 and $10 per each box of donuts. Write an equation to find the number of donuts the drama club can buy if they have $1,250.

Accepted Answer

10d + 75 = 1250

Answer

1250 = 75d + 10

Answer

85d = 1250

Answer

75 - 10d = 1250

Question 20

The y-intercept for the following equation: y=-4x-5 is...

Accepted Answer

-5

Answer

-4

Answer

-4x

Answer

5

Question 21

Kynnley babysits and charges a flat fee of $3, plus $5 per hour. Write an equation for the cost, C, after h hours of babysitting.

Accepted Answer

C = 5h + 3

Answer

C = 3h + 5

Answer

C = 8h

Answer

C = 15h

Question 22

The independent variable is graphed on the...

Accepted Answer

x-axis

Answer

y-axis

Answer

origin

Question 23

You are visiting Houston, Texas and a taxi cab company charges a flat rate of $4.00 for using the cab and $0.95 per mile. Write an equation that represents the cost, C and the miles driven, m.

Accepted Answer

C = .95m + 4

Answer

C = .75m

Answer

C = .95m

Answer

C = 4.95m

Question 24

Which of the following points is a solution of the equation y=5x-2?

Accepted Answer

(0,-2)

Answer

(1,2)

Answer

(3,17)

Answer

(-6,4)

Question 25

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation for C, the total cost, to rent the boat for h hours.

Accepted Answer

C = 2h + 15

Answer

h = 2C + 15

Answer

C = 15h + 2

Answer

h = 15C + 2

Question 26

Bob has $150 in his savings account and saves $40 per month. Write an equation that represents the amount of money, y, he has after x months and solve for the number of months it will take Bob to earn $450.

Accepted Answer

7.5 months

Answer

5 months

Answer

9 months

Answer

3.5 months

Question 27

What does the y-intercept represent in this graph?

Accepted Answer

There were 60 students to start with on the bus ride.

Answer

Every minute 60 students got off the bus.

Answer

Each minute, 10 students got off the bus.

Answer

60 students rode the bus every minute.

Question 28

What are the coordinates for the y-intercept of this graph?

Accepted Answer

(0,3)

Answer

(3,0)

Answer

(0,4)

Answer

(4,0)

Question 29

Jen is figuring out how much she'll earn this Saturday. She earns $25 for working on a weekend, and then $12 per hour. The following equation represents the relationship between x hours, and y dollars earned.

y= 12x + 25

What is the coefficient in this equation?

Accepted Answer

12

Answer

12x

Answer

25

Answer

x

Question 30

Is the relationship between x and y linear? If so, what is the rate?

Accepted Answer

Yes, 2

Answer

Yes, 4

Answer

Yes, 1

Answer

No

Question 31

You are trying to decide if you should subscribe to Netflix or Hulu. Netflix charges $13 each month. Hulu charges a one-time fee of $20 but then $8 each month. At what month will the cost be the same for both companies? What is the cost?

Accepted Answer

4 months, $52

Answer

3 months, $52

Answer

3.5 months, $44

Answer

4.5 months, $44

Question 32

Which of the following points is a solution to the equation y=3x + 12?

Accepted Answer

(27,93)

Answer

(0,0)

Answer

(3,12)

Answer

(18,56)

Question 33

Does the table represent a linear relationship? If so, what is the equation in y = mx + b form?

Accepted Answer

Yes, y = 3x + 2

Answer

Yes, y = x + 1

Answer

Yes, y = 6x

Answer

No

Question 34

Slope is the ratio of

Accepted Answer

rise to run

Answer

run to rise

Question 35

What is the rate of change (slope) to rent a raft from Water's Edge Rafts?

Accepted Answer

$6 per hour

Answer

$5 per hour

Answer

$1 for 6 hours

Answer

$1 for 5 hours

Question 36

Consider the equation:

y = -2x + 4

Identify the slope and y-intercept.

Accepted Answer

Slope: -2, y-intercept: 4

Answer

Slope: 4, y-intercept: -2x

Answer

Slope: -4, y-intercept: -2

Answer

Slope: 2, y-intercept: 4

Question 37

Does this relationship represent a proportional relationship?

Accepted Answer

No

Answer

Yes

Question 38

How would you write the equation with a slope of 2/3 and a y-intercept of -3

Accepted Answer

y=2/3x-3

Answer

y=3/2x+3

Answer

y=2/3-3

Answer

y=2/3x+3

Question 39

What is the same about these two lines?

Accepted Answer

Their slope

Answer

Their y-intercept

Question 40

solve for x

Accepted Answer

x = -4

Answer

x = -7

Answer

x= -16

Answer

x = 4

Question 41

What are the main characteristics of a proportional relationship between two variables?

Accepted Answer

They are linear and also pass through the origin.

Answer

They pass through the origin.

Answer

They are curved

Answer

They have a negative relationship and pass through the origin.

Question 42

Solve:
-8 + 5x - 2 = 20

Accepted Answer

6

Answer

-6

Answer

2

Answer

-2

Question 43

Solve:
3(x - 2) = 18

Accepted Answer

8

Answer

6.7

Answer

4

Answer

-4

Question 44

Solve:
6(5x - 3) + 2 = 14

Accepted Answer

1

Answer

2

Answer

.5

Answer

-1

Question 45

Solve:
7x + 19 = -2x + 55

Accepted Answer

4

Answer

14.8

Answer

8.2

Answer

-4

Question 46

Find the slope:

Accepted Answer

4/3

Answer

3/4

Answer

-3/4

Answer

-4/3

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