Unit 3 Test Review

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

It costs $8.21 for 3 candy bars. What is the unit price one candy bar? 

• 2.73
• 6.90
• 71.8
• 76.0

Chase measured a line for his art project. It is 200 millimeters long. How many centimeters is the line?

• 200cm
• 20cm
• 2cm
• 0.2cm

• 132 mg

• 0.3 mg

• 24 ounces

• 1 ton

• 2.25 pounds

• 225 pounds

• 3 pounds

• 13 ounces

• 12 mL

• 30,000 mL

• 2 pounds

• 1 foot

The movie theater has 250 seats. 225 seats were sold for the current showing. What percent of seats are empty?

• 10%
• 20%
• 80%
• 90%

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%
• 41%
• 42%
• 45%

Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%
• 18%
• 20%
• 50%

Martin's class has 28 students in it. 25% of those students are home sick today. How many students are home sick?

• 4 students

• 7 students

• 11 students

• 13 students