Unit B Review - 10 Items

Write an integer for: 4 miles below sea level

• 4

• -4

• 0

• 1/4

What is 2/3 x 1/4 in simplest form?

• 2/12

• 2/4

• 1/6

• 1/2

What is -(-x)?

• -x

• 0

• x/2

• x

To simplify : 1/3 (2+3) - 5, what should you do first?

• subtract 5

• Multiply 1/3 by 3

• Multiply 1/3 by 2

• Add 1/3 and 2

At 1PM, the temperature was 30 degrees. What will be the temperature at 5PM is the temperature decreases 5 degrees each hour

• 10 degrees

• 20 degrees

• 30 degrees

• 40 degrees

Fred is 5 years younger than twice Greg's age. Greg is 25 years old. How old is Fred?

• 15 years old

• 20 years old

• 30 years old

• 10 years old

Jack works for $2 per 10 minutes of cleaning pipes and $5 per 10 minutes of wiping tools. How much will he get if he worked for 40 minutes cleaning pipes and 1 hour of wiping tools?

• $30.00

• $38.00

• $40.00

• $25.00

What is 16/20 in percent?

• 85%

• 64%

• 32%

• 80%

What is 200% in decimal?

• 0.02

• 0.002

• 0.0002

• 2.00

You started saving $100 in January, $200 in February, and $300 in March. What will be the amount you need to save if your goal is to save up a total of $1,000 in April?

• $400

• $300

• $200

• $250