CEM Math Review 2 SY 2024-2025

Find the LCM of 3 and 11.

• 33

• 22

• 44

• 11

Find the GCF of 24 and 48

• 8

• 12

• 24

• 2

Find the LCM of 2, 5 and 7.

• 35

• 45

• 70

• 20

Find the GCF of 6, 54, and 60.

• 2

• 3

• 4

• 6

Ron and Tim did their laundry today. Ron does every 6 days and Tim does in every 9 days. How many days will it be until Ron and Tim both do laundry on the same day?

• 12

• 18

• 36

• 54

Peter’s Party Zone sells cups in packages of 6 and plates in packages of 8. Her sister is hosting an event and wants to have the same number of each item. What is the least number of plate packages she needs to buy?

• 3

• 12

• 24

• 36

When checking inventory, Joe found that he needed to order 2 cases containing a total of 24 boxes of cereal to stock to a shelf that holds 30 boxes of cereal. Which expression shows the number of boxes already on the shelf?

• 24×2

• 30−24×2

• 30−24

• 24×2+30

Luke takes a bus to work each day, five days a week. Each day he spends about 25 minutes riding the bus. Which expression shows how many hours in all he spends on the bus each week?

• 60−5

• 25×60

• 5×25÷60

• 5×60÷25

Which of the following expressions represents the perimeter of a 9×12 carpet?

• 2(9)+2(12)

• 9+12

• 9×12

• 12^2+9^2

A square quilt is made of 36 twelve-inch squares. What are the dimensions of the quilt in feet?

• 3×12

• 4×9

• 6×6

• 6×4