Rational Numbers Review

A penguin dove to 130 feet below the water's surface, then swam up 48 feet towards the surface. What integer represents where the penguin swam to?

• 82 feet

• -48 feet

• -82 feet

• -178 feet

Which expression is equivalent to 19-27?

• 27-19

• -(19+27)

• 19+(-27)

• -19+27

In which situation do the quantities combine to make 0?

• (-3) + (-3)

• (-3) - (-3)

• 3 - (-3)

• (3) + (3)

What is (-9)(3)(-4) = ? (Hint: These are being multiplied.)

• -108

• -10

• 10

• 108

Who has the worst batting average? (Lowest decimal)

• Kyle = 7/8

• Tim = .245

• Brandon = 3/4

• Sam = .65

Below are the votes for class president. Who won the most votes?

• Bailey=20%

• Amy=1/6

• Kristen=.39

• Ray=1/4

One lap around the park is 0.65 mile. Hal ran 4.5 laps. How many miles did Hal run?

• 26.05

• 4.95

• 2.925

• 2.605

Mary ate 1/3 of a pizza. John ate 0.295 of a pizza. Betty at 37% of a pizza. Who ate the most?

• Mary

• John

• Betty

• All ate the same amount.

Which fraction converts to a repeating decimal?

• 2/3

• 2/5

• 1/2

• 3/4