Unit 5 Review

Select all the numbers that are common factors of 12 and 16.

• 48

• 12

• 4

• 2

• 1

What is the greatest common factor of 12 and 16?

• 48

• 12

• 4

• 2

Which expression has the same value as 7.46 ÷ 0.6?

• 746 ÷ 600

• 746 ÷ 60

• 746 ÷ 6

• 746/10 ÷ 6/100

Calculate the value of 6.7 - 0.12.

• 6.58

• 6.60

• 6.62

• 6.68

Calculate the value of 127.8 ÷ 0.6.

• 213

• 212

• 211

• 210

Which expression has the greater value?

• 3 × 0.002

• 0.03 × 0.02

• They have the same value.

• 3 × 0.02

What is the least common multiple of 3 and 9?

• 9

• 18

• 27

• 6

What is the correct least common multiple of 3 and 9?

• 3

• 6

• 9

• 18

A shop charges $2.28 for a small 4-ounce soft serve. What is the cost per ounce of soft serve?

• $0.57

• $0.50

• $0.60

• $0.55

A medium soft serve costs $0.56 per ounce. If a medium is 6.5 ounces, how much does it cost?

• $3.64

• $3.50

• $3.36

• $3.25