Ratios, Ratio Tables, Unit Rates

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets

Luz earns $400 for 40 hours of work. Use a ratio table to determine how much she earns for 6 hours of work.

• $60.00

• $20.00

• $40.00

• $10.00

Determine if the pair of ratios or rates are equivalent.

78 correct answers out of 100 test questions; 39 correct answers out of 50 test questions

• Yes

• No

An ostrich can run at a rate of 50 miles in 60 minutes. At this rate, how long would it take an ostrich to run 15 miles?

• 12 minutes

• 18 minutes

• 5 minutes

• 10 minutes

Use the ratio table to find the UNIT RATE with the specified units

• $ 0.99

• song

• $ 1.98

• $ 3.96

• $ 5.94

• cost

• hours

• gallons

• $ 1.01

• $ 0

Use the ratio table to find the UNIT RATE with the specified units

• $ 0.99

• song

• $ 1.98

• $ 3.96

• $ 5.94

• cost

• hours

• gallons

• $ 1.01

• $ 0

when you are doing a ratio table you need to find the-

• Unit Rate

• common denominator

• answer

• wrong answer

Mr. Keys made $90 in 5 hours.  What is the unit rate?  

• $18 per hour

• $1 in 18 hours

• $90:5h

• 5 to 90

Which of the following is a better deal?

• 5 for $3.25

• 10 for $6.44

• 8 for $6.10

• 12 for $7.00

A soup that serves 16 people calls for 4 cups of chicken broth. How many cups of chicken broth would you need to make an identical recipe that serves 8 people?

*Use a ratio table to find the answer*

• 1 cup

• 4 cups

• 2 cups

• 6 cups