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Functions & Linear Functions Practice

Total questions: 42

Worksheet time: 2hrs 23mins

Name
Class
Date
1.
Is the relation a function? Why.
a)
Yes, because the x-value 11 has two y-values pair with it.
b)
Yes, because each x-value has only one y-value paired with it.
c)
No, because the x-value 11 has two y-values pair with it.
d)
No, because each x-value has only one y-value paired with it.
2.
a)
Function
b)
Not a Function
3.
Is this mapping a function or not a function? 
a)
Function
b)
Not a Function
4.
Which set of values is a function?
a)
(9,5) (10,5) (9,-5) (10,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (5, -7) (1, 4)
5.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
6.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
7.
Is this graph a function or not a function? 
a)
Function 
b)
Not a Function 
8.
a)
Function
b)
Not a Function
9.
Is this mapping a function or not a function? 
a)
Function
b)
Not a Function 
10.
Is this table a function or not a function? 
a)
Function
b)
Not a Function
11.
Is this table a function or not a function? 
a)
Function
b)
Not a Function 
12.
Is this a function or not a function?
a)
Function
b)
Not a Function
13.

What is the slope of the line represented by the equation y=5x-2?

a)

-2

b)

2

c)

5

d)

5x

14.

What is the y-intercept of the line represented by the equation y=3x-7?

a)

-7

b)

7

c)

3

d)

3x

15.

Which of the following equations represents a proportional linear relationship?

a)

y=2x+5

b)

y=8x

c)

y=-x+3

d)

y=4x-9

16.

A linear equation means the graph will look like a...

a)

curved line

b)

circle

c)

parabola

d)

straight line

17.

Use the equation y=-3x+7. When x=4, what does y= ?

a)

-19

b)

-5

c)

19

d)

5

18.

Which equation represents a line that has a slope of -2 and a y-intercept of 14?

a)

y=14x-2

b)

y=2x-14

c)

y=2x+14

d)

y=-2x+14

19.

Which equation shows a y-intercept of -2?

a)

y=5x-2

b)

y=-2x+5

c)

y=-2x

d)

y=7x+2

20.

Which of the following is the general equation of a line?

a)

y=x2+b

b)

y=mx+b

c)

y=3

d)

x=y

21.
Find the rate of change
a)
1
b)
2
c)
11
d)
Not a constant slope/Non-Linear
22.
The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?
a)
Yes, 10 calls per minute
b)
Yes, $.10 per minute
c)
Yes, $.40 per minute
d)
Not a constant rate
23.
Which company shows a greater rate of change?
a)
Water's Edge Rafts
b)
Ryan's Rafts
24.

What is the constant rate of change?

a)

Not here.

b)

$80 per month.

c)

$82 per month.

d)

$41 per month.

25.

What is the constant rate of change between the quantities in the table?

a)

$1 per hour

b)

$40 per hour

c)

$5 per hour

d)

$10 per hour

26.

What is the constant rate of change between the quantities in the table?

a)

-20 gal per minute

b)

-2 gal per minue

c)

2 gal per minute

d)

20 gal per minute

27.

Find the constant rate of change for this graph.

a)

2 lb per person

b)

1 lb per person

c)

3 lb per person

d)

4 lb per person

28.
What does "m" represent in y=mx+b?
a)
y-intercept
b)
slope
c)
macaroni
d)
nothing
29.
What does 'b" represent in y=mx=b
a)
y-intercept
b)
macaroni
c)
nothing
d)
slope
30.
Which of these lines has a slope of -3?
a)
A
b)
B
c)
C
d)
D
31.
Is this function linear or nonlinear?
a)
Linear
b)
Nonlinear
32.
Is this function linear or nonlinear?
a)
Linear
b)
Nonlinear
33.
Is the graph pictured a linear or nonlinear function?
a)
Linear
b)
Nonlinear
34.
Is the table linear or nonlinear?
a)
Linear
b)
Nonlinear
35.
Is the function linear or nonlinear?
a)
Linear Function
b)
Nonlinear Function
36.
The table represents a function. Is it linear or non-linear?
a)
Linear
b)
Nonlinear
37.
What percentage of people celebrate Valentines Day?
a)
90%
b)
9%
c)
18%
d)
62%
38.
Valentine's Day is on__________.
a)
December 25
b)
January 1
c)
February 14
d)
July 4
39.
Conversation hearts were first made by what company?
a)
Hershey
b)
Nabisco
c)
General Mills
d)
Necco
40.
___________ are a popular decoration on Valentine's Day
a)
Easter Eggs
b)
Hearts
c)
Christmas lights
d)
Bugs
41.

What color represents Valentine's Day?

a)

Blue

b)

Green

c)

Red

42.

What are these candies called?

a)

Fruit Snacks

b)

Conversation Hearts

c)

Skittles

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