Equivalent Ratios Parts and Wholes

What is the missing number in this table?

• 10

• 25

• 50

• 35

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

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

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 32 people?

*Use a ratio table to find the answer*

• 6 cups

• 4 cups

• 8 cups

• 1 cup

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 24 people?

*Use a ratio table to find the answer*

• 8 cups

• 6 cups

• 1 cup

• 10 cups

Determine if the pair of ratios or rates are equivalent.

18 vocabulary words learned in 2 hours; 27 vocabulary words learned in 3 hours

• Yes

• No

Determine if the pair of ratios or rates are equivalent.

$15 for 5 pairs of socks; $25 for 10 pairs of socks

• Yes

• No

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

High school students attended a concert. On Saturday 12 out of 25 students attended the concert and on Sunday 36 out of 75 students attended the concert. Determine if these rates are equivalent. Answer yes or no and explain your answer.