Proportions or Means Situations

Are 6 : 9 and 24 : 32 equivalent?

• Yes

• No

Find the unknown value to make the ratios a proportion

k : 5 = 7 : 1

Find the unknown value to make the ratios a proportion

6 : 16 = 3 : p

Find the unknown value to make the ratios a proportion

36 : 63 = s : 7

Find the unknown value to make the ratios a proportion

9 : y = 27 : 15

Find the unknown value to make the ratios a proportion

u : 3 = 2 : 6

Two out of three booths sell rag dolls. If there are 27 booths, how many of these sell rag dolls?

• 2

• 3

• 6

• 18

For every eight children, 10 pieces of fried chicken are ordered. How many pieces of fried chicken will be ordered for 32 children?

• 40

• 80

• 400

• 800

An urn has four different colored balls. The ratio of blue balls to red balls is 3 : 7 and the ratio of green balls to yellow balls is 9 : 21. Are the ratios of blue balls to red balls and green balls to yellow balls equivalent?

• Yes, because the product of the means and extremes are both equal to 63.

• No, because the products are different.

The ratio of girls to boys in an Algebra class is 6 to 7. If there are 18 girls, how many boys are there?

• 21

• 20

• 24

• 25