Quiz about Mid Module 2 Review: Slope and Equations

Question 1

Find the slope of the line that passes through
(-2, 8) and (0, 8)

Accepted Answer

0

Answer

-2

Answer

2

Answer

1/2

Question 2

Find the slope of the line.

Accepted Answer

1/2

Answer

-1/2

Answer

2

Answer

-2

Question 3

Find the slope of the line.

Accepted Answer

-5/4

Answer

5/4

Answer

-4/5

Answer

4/5

Question 4

What is the slope?

Accepted Answer

4

Answer

-21

Answer

-17

Answer

1/4

Question 5

Give the equation for the graph

Accepted Answer

y = - 2x + 4

Answer

y = 5x - 3

Answer

y = 4x + 2

Answer

y =-2x + 5

Question 6

What is the equation of this line?

Accepted Answer

x = -2

Answer

0

Answer

undefined

Answer

y = -2

Question 7

Which is the graph of y=-x+2?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 8

Write the equation.

Accepted Answer

y = 2x + 5

Answer

y = 2x - 5

Answer

y = 5x + 2

Answer

y = 2x - 2

Question 9

Write the equation that created this table.

Accepted Answer

y = 3x - 9

Answer

y = 3x + 3

Answer

y = -3x + 3

Answer

y = 6x + 5

Question 10

Sandra has a $20 iTunes gift card and spends $3 each month. Let y represent the gift card balance and x represent number of months. Which equation represents this scenario?

Accepted Answer

y = -3x + 20

Answer

y = 3x + 20

Answer

y = 3 + 20x

Answer

y = -20x + 3

Question 11

Consider the equation:
y=-x+4
Identify the slope and
y-intercept.

Accepted Answer

m=-1, b=4

Answer

m=4, b=-x

Answer

m=-x, b=4

Answer

m=1, b=4

Question 12

Which line has a
positive slope?

Accepted Answer

Red

Answer

Blue

Answer

Purple

Answer

Green

Question 13

Dev keeps a record in graph form of how far his car travels and the number of gallons
of gasoline it uses.
What is the slope of the graph?

Accepted Answer

32

Answer

64

Answer

128

Answer

16

Question 14

A balloon is released from the top of a building that is 50 meters tall. The balloon rises at the rate of 4 meters per second. Which equation represents the situation?

Accepted Answer

y = 4x + 50

Answer

y = - 4x + 50

Answer

y = 50 - 4x

Answer

y = 4x - 50

Question 15

A swimming pool had a leak. After 2 hours it had 800 gallons in it and then after 6 hours it had gone down to 600 gallons. Which equation represents this situation?

Accepted Answer

y = - 50x + 900

Answer

y = - 200x + 900

Answer

y = 200x

Answer

y = 4x

Question 16

Write in slope intercept form
5x - 3y = -9

Accepted Answer

y = (5/3)x + 3

Answer

y = (5/3)x - 3

Answer

y = (5/3)x + 9

Answer

y = (3/5)x + 3

Question 17

Write in slope-intercept form:
-3x + 4y = 12

Accepted Answer

y = 3/4x + 3

Answer

y = -3/4 x + 3

Answer

y = -4x + 3

Answer

y = 4x + 3

Question 18

Solve for y:
5x - y = 16

Accepted Answer

y = 5x - 16

Answer

-y = 5x + 16

Answer

y = 5x + 16

Answer

x = 5y - 16

Question 19

Solve:
12x - 4y = 20 , for y

Accepted Answer

y = 3x - 5

Answer

y = -3x + 5

Answer

y = -3x - 5

Answer

y = 3x + 5

Question 20

f(x)=x²-5x
f(4)=

Accepted Answer

-4

Answer

126

Answer

24

Answer

84

Question 21

Evaluate f(t)=-2t²+ 1 for f(-3)

Accepted Answer

-17

Answer

19

Answer

37

Answer

-11

Question 22

f(x) = 3x² - 11
Find f(-5)

Accepted Answer

f(-5) = 64

Answer

f(-5) = -86

Answer

f(-5) = 214

Answer

f(-5) = -7

Question 23

Which best describes the equation?
y = 75x

Accepted Answer

Proportional

Answer

Nonproportional

Question 24

Which best describes this equation?
y= 3.75x + 2

Accepted Answer

Non-proportional

Answer

Proportional

Question 25

Which graph is non-proportional?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 26

Is this a direct variation?
y=2x

Accepted Answer

yes

Answer

no

Question 27

Is this a direct variation?  y =2x + 1

Accepted Answer

No

Answer

Yes

Question 28

Which of the given graphs is a direct variation?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 29

Which ordered pair could represent the x-intercept of a function.

Accepted Answer

(4, 0)

Answer

(0, 4)

Answer

(4, 4)

Answer

None of these.

Question 30

Which ordered pair could represent the y-intercept of a function.

Accepted Answer

(0, 4)

Answer

(4, 4)

Answer

(4, 0)

Answer

None of these.

Mid Module 2 Review: Slope and Equations

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