Unit 5 Review #2

There are 12 boys and 10 girls in a class.  What is the ratio of girls to boys?  (in simplest form)

• 10:12

• 5:6

• 6:5

• 5:11

What is the unit price if you buy 40 ounces of cereal for $5?

• $8 per ounce

• $0.08 per ounce

• $0.13 per ounce

• $0.20 per ounce

You travel 35 miles in 42 minutes. What is your rate in miles per hour?

• 50 mph

• 0.83 mph

• 1470 mph

• 83 mph

Express 12 feet to 3 yards as a ratio in simplest form.

• 4:1

• 1:4

• 12:1

• 4:3

You leave your house at 7am traveling to the city at 16 mph. Your brother leaves at 7:45am traveling at 24 mph. At what time will he catch up to you on the road?

• 8:15am

• 9:15am

• 8:30am

• 9:05am

120 is 30% of what number?

• 400

• 36

• 84

• 156

A TV is on sale for 20% off the original price. If the original price is $1200, how much will you save with the sale?

• $60

• $240

• $960

• $1440

You invest $5000 at a simple interest rate of 1.5%. How much will you have in total after 5 years?

• $375

• $4625

• $5075

• $5375

After 6% tax is added to your purchase, the total is $55.65. What was the price before the tax?

• $50

• $52.31

• $52.50

• $58.99

You have $100. You plan to buy a pair of sneakers that cost $105. You have a 15% off coupon, but also must pay 8% tax. How much change will you receive OR how much more money will you need?

• $3.61 change

• $82.99 change

• $8.20 change

• need $8.61 more