Module 3 REVIEW (Feb. 2023)

The LCM of 5 and 7 is

(a)  

The GCF of 16 and 28 is

(a)  

Which expression is equivalent to 2(9 + 7)?

• 18 + 14

• 11 + 7

• 11 + 9

• 18 + 7

Which expression is equivalent to 27 + 45?

• 9(18 + 36)

• 8(19 + 37)

• 8(3 + 6)

• 9(3 + 5)

Elevator 1 moved up 12 feet from the ground level. Its position is labeled as +12. Elevator 2 moved down 7 feet from the ground level. Its position is labeled as

(a)  

• -7
• 7
• -8
• 12

Burhan lent some money to his two brothers. He wrote down the amounts so he would not forget. The list shows the younger brother with −$17.25 and the older brother with $0. Which of the following statements best describes the amounts?

• The younger brother paid Burhan $17.25, and the older brother does not owe him any money.

• The younger brother owes Burhan $17.25, and the older brother does not owe him any money.

• The older brother owes Burhan $17.25, and the younger brother does not owe him any money.

• The older brother paid Burhan $17.25, and the younger brother does not owe him any money.

A dolphin is 9 feet below the surface of the ocean. If its position can be recorded as −9 feet, what would the position of 0 represent? ​ ​

• the surface of the ocean

• the height of the dolphin

• the distance below the surface of the ocean

• the distance above the surface of the ocean

On which number line do the letters represent −3 and +5?

• 
• 
• 

On the number line below, P represents a number. What is the value of the opposite of that number? (mixed number, no decimal)

Mathematical Equivalence

ON

Which inequality best represents that ice cream at −5°C is cooler than ice cream at 4°C?

• −4°C > 5°C

• 4°C < −5°C

• −4°C < 5°C

• 4°C > −5°C