Complete the Proportion

What value of "a" completes the proportion?

What value of "d" completes the proportion?

What value of "c" completes the proportion?

• 4
• 12

The ratio of black keys to white keys on a piano is 5 to 7.  Complete the table to create additional equivalent ratios.​

d

c

e

f

21

35

84

28

55

63

A family makes homemade pickles. They pick the pickles at a rate of 80 pickles per 5 jars. Which answer choices best represent packing y pickles in x jars at that rate? Select TWO correct answers.

Solve for x

• x = 19.6

• x = 5/98

• x = 101/5

Solve for x 

• x = 6

• x = 25

• x = 28

• x = 17

Solve the proportion:

• 15

• 5

• 10

• 12

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion