Rational Numbers Review

If you are swimming at sea level and drop your glasses 7 feet below sea level, where do your glasses end up?

• -7

• 7

• 14

• 0

What is 6 - (-4)?

• 2

• -10

• 10

• -2

A jellyfish went 25 meters below sea level. A bird flies 5 meters above sea level. What is the distance between the two animals?

• 20 meters

• -30 meters

• 30 meters

• -20 meters

McDonalds is 123.9 meters from IS2. A playground is 272.1 meters from IS 2. What is the distance between McDonalds and the playground?

• 25.7 meters

• 396 meters

• 148.2 meters

• 67.4 meters

Convert 7/9 to a decimal.

• 0.79

• 0.7 repeating

• 0.7

• 7.9

Adem has 23 pencils in his case. He loses 9 pencils, then another 3 pencils. What integer represents the number of pencils Adem has?

• 32

• 11

• 17

• -5

It was 2 degrees at 10 p.m. By midnight, it was 10 degrees colder. What was the temperature at midnight?

• -8

• -6

• -12

• -2

A boat drops an anchor 17.7 feet to the bottom of a lake. If the anchor fell at a speed of 0.08 feet per second, how long will it take for the anchor to reach the bottom of the lake?

• 221.25 seconds

• 35 seconds

• 0.2 seconds

• 1000 seconds

You owe someone $30. You pay them $20. What integer represents how much you owe them?

• $10

• -$10

• $50

• -$50