7th Grade Math

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Test Practice 425

7. Line AB represents a walking ramp.
   y

0 x

"

1 #

1234

2

3

4

• 4 - 3 - 2 - 1
  
  
  • 2
  
  
  • 3
  
  
  • 4
  
  
  
  

What is the slope of the ramp?

F. 1 H. _^2

3

G. _^3

4

I. _^1

3

8. Which expression represents the least
   value?
   A. 430 ÷ ^1
   4
   C. 430 × ^1
   4
   B. 430 + ^1
   4
   D. 430 - ^1
   4


9. Which rule represents the function shown
   in the table?

xy

15

28

311

F. y = 5 x

G. y = x ÷ 5

H. y = 3 x + 2

I. y = 2 x + 3

10. A family went on a vacation and used
    5.4 gallons of gasoline to travel 150 miles.
    How many total gallons of gasoline will
    they need to travel 200 more miles?
    A. 12.6 gallons C. 14.3 gallons
    B. 13.1 gallons D. 16.2 gallons


11. GRIDDED RESPONSE Heidi went to a
    parade and came back with 250 pieces of
    candy. Heidi then gave 150 pieces of candy
    to her brothers who could not go to the
    parade. Heidi’s friend then gave her
    25 pieces of candy. How many pieces of
    candy does Heidi now have?


12. SHORT RESPONSE Mrs. Smith has two
    pies for her fall feast. She has one apple pie
    and one pumpkin pie. After everyone got
    dessert, ^2
    3
    of the apple pie was eaten and
    ^4
    5
    of the pumpkin pie was eaten. How
    much total pie does Mrs. Smith have left?

13.

EXTENDED RESPONSE Use the graph

below to answer the following

questions.

y

x

2

2468

4

6

8

• 8 - 6 - 4 - 2
  
  
  • 4
  
  
  • 6
  
  
  • 8
  
  
  
  

0

Part A What is the slope of the line?

Part B Describe the line.

423_425_C07_STP_895130.indd 425 12/31/09 4:35 PM