Math Retake

What is the prime factorization of 100?

• 4 x 5 x 5

• 2 x 2 x 5 x 5

• 2 x 2 x 25

• 1 x 2 x 2 x 4

What is the CGF of 36 and 90?

• 36

• 90

• 18

• 81

5.69 x 7.8

• 44.382

• 2.98

• 40

• 0.999

1.284

 $\div$  12

• 107

• 1.07

• 0.107

• 10.7

Kenya placed 12 apples and 32 oranges into different bowls. Each bowl held the same amount of fruit and contained only apples or only oranges. What is the greatest number of pieces of fruit that Kenya could have placed in each bowl?

• 12

• 32

• 4

• 2

Stefani makes team shirts to sell at the basketball games. She puts one patch in the middle of each shirt. There are 3 patches in a pack and 5 shirts in a pack. What is the least number of team shirts Stefani can make without having any supplies left over?

• 8

• 15

• 2

• 20

Manuel left out one prime factor when he wrote this prime factorization for 168. What is the missing prime factor? 2 x 2 x 2 x 3 x ?

• 1

• 5

• 3

• 7

Leslie baked 64 chocolate chip cookies and 88 peanut butter cookies. She wants to place the cookies in snack bags for a party. Each snack bag will contain the same number of cookies and contain only one type of cookie. If she places the greatest number of cookies in each snack bag, how many snack bags contain peanut butter cookies?

• 11

• 64

• 8

• 88

A scientist is comparing the sizes of two insects. One insect is 1.33 centimeters long, and the other insect is 2.01 centimeters long. What is the difference in size between the two insects?

• 68

• 6.8

• 0.68

• 8

Ellis went to a second-hand bookstore to buy some books. He bought 4 used books for $31.44. What was the average cost of the books?

• $8.00

• $7.86

• $8.76

• 0.99