715 - Final #1 Test Review

Simplify
-20 + (-11)

• 31
• 9
• -9
• -31

Simplify
-10 + 4

• -14
• 14
• -6
• 6

Simplify
8 + -7 - (-6) + 1

• -7
• 16
• 8
• -4

A dolphin is swimming 10 feet below the surface. It descends another 12 feet before rising 4 feet. Which of the following would be the correct way to solve this word problem?

• -10 + -12 + -4
• -10  - 12 + 4
• 10 - 12 - 4
• -10 + 12 + 4

Is the quotient of -25 and -5 positive or negative?

• positive
• negative

Simplify
(5) • (–9) • (–2)

• 90
• -45
• -90
• 47

Simplify

• 2/10
• 1 / 1
• 5 / 30
• 0

Simplify

• 1.5 / 2
• 3/4
• 6 / 32
• 5 / 32

Simplify

• 2/15
• 2/0
• 1/2
• -1/2

Simplify

• 3/20
• 1/1
• 3/9
• 1/9