Unit 1 Test Review

Solve.

-7.85 + -9

• -16.85

• -7.94

• -1.15

• -8.75

• not here

Which Venn diagram shows the correct relationship between rational numbers, integers, and whole numbers?

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Garth bought 3 sandwiches that each cost the same amount. He paid with $20.00 and received $4.25 in change. How much did Garth pay for each sandwich?

HINT: First figure out how much he paid for all 3 sandwiches, then determine the cost of one.

• $6.25

• $5.75

• $4.75

• $5.25

What is the value of the expression?

-2(6.4)

• 4.4

• -26.4

• -8.4

• -12.8

• not here

• 11.25

• 12.75

• 7.8

• 13.5

• not here

• 5.36

• 7.25

• 7

• 6.8

• 16.45

• 16.85

• 1.675

• not here

Mandy bought 8 bows at the mall. Each bow cost $3.46. She also had to pay $2.28 in sales tax.

What was the total cost of Mandy's purchase?

• $29.96

• $28.34

• $29.42

• $27.68

• 3.25 cups

• 2.75 cups

• 3.5 cups

• 3.75 cups

Use the picture to help you solve the question.

• 12

• 18

• 14

• 16

• 10