Midterm review for accelerated

Find the GCF of 54 and 18

• 3

• 9

• 54

• 18

Answer explanation

The GCF of 54 and 18 is the largest number that divides both. The factors of 54 are 1, 2, 3, 6, 9, 18, 27, 54 and the factors of 18 are 1, 2, 3, 6, 9, 18. The greatest common factor is 18.

What is the GCF of 36 and 24?

• 6

• 12

• 18

• 24

Answer explanation

To find the GCF of 36 and 24, list the factors: 36 (1, 2, 3, 4, 6, 9, 12, 18, 36) and 24 (1, 2, 3, 4, 6, 8, 12, 24). The largest common factor is 12, making it the GCF.

Find the LCM of 32 and 5

• 1

• 5

• 32

• 160

Calculate the LCM of 14 and 35

• 140

• 49

• 70

• 105

78 is what percent of 195

• 15.21

• 4%

• 40%

• 152.1

Kimberly recorded the number of days that she walked to work within a 40 day period. The rest of the days she biked to work. If Kimberly walked to work 15% of the days, how many days did she ride her bike to work?

• 24

• 28

• 30

• 34

Tags

CCSS.6.RP.A.3C

What is 4% of 80?

• 320
• 32
• 3.2
• 0.032

Tags

CCSS.6.RP.A.3C

Liz and Rob purchased a house for $565,000. They put 20% down on the house. What was their down payment?

• $113,000

• $452,000

• $11,300

Tags

CCSS.6.RP.A.3C

Convert 4.52% into a fraction in lowest terms.

Insert < or > to make this statement true: l - 3 l - l -4 l

• <

• >

Tags

CCSS.6.NS.C.7C