7th Grade Review for Lessons 1-3

Miss Katelyn makes $12.50 per hour. If she works 8.50 hours in a day, how much will she earn for that day?

• $97.75

• $106.25

• $125.80

• $98.50

Seven students bought t-shirts for a total of $78.40. If they shared the costs equally, how much did each student pay?

• $13.45

• $12.40

• $15.30

• $11.20

What is the only number that whole numbers and natural numbers do NOT have in common? Explain your answer.

Matt took Allie out for dinner. Their dinners cost $9.50 and 11.25, including tax and tip. Matt paid with two $20 bills. How much change did Matt receive?

• $20.75

• $22.50

• $19.25

• $18.50

Which one of these statements is false?

• All whole numbers are integers.

• All rational numbers are integers.

• The set {6, 5.5, 10, -14} are all rational numbers.

• The set {-8, 18, 25, 0, -4} are all integers.

Luke pays $22.10 for 2.6 pounds of salmon. What is the price per pound of the salmon?

• $4.50

• $7.25

• $8.50

• $6.75

Breanna gave the cashier $30 to pay for 6 pairs of socks. The cashier gave her $6.30 in change. Each pair of socks cost the same amount. How much did each pair of socks cost?

• $3.95

• $6.50

• $5.75

• $4.85

Macy bought a waffle platter for $8.99, a glass of milk for $2.10 and left the waiter a $4 tip. She paid for her breakfast with a $20 bill. How much change should she receive?

• $3.67

• $4.91

• $7.45

• $8.24

Mrs. Roberts is buying a keyboard that costs $52.99. The sales tax is found by multiplying the cost of the keyboard by 0.08. About how much is the sales tax for the keyboard?

• $4.41

• $4.39

• $4.56

• $4.24

Choose the best classification for the following number: -8

• Rational #

• Integer

• Whole #

• Natural #