Proportions or Nonproportional

Find the unknown value to make the ratios a proportion

5 : 6 = 15 : m

Find the unknown value to make the ratios a proportion

k : 5 = 7 : 1

Form ratios and a proportion out of the picture above.

• 2 : 6, 1 : 3 and 2 : 6 = 1: 3

• 6 : 2, 1 : 3 and 2 : 6 = 1: 3

• 6 : 2, 3 : 1 and 2 : 6 = 1: 3

• 6 : 3, 1 : 2 and 6 : 3 = 1: 2

Form ratios and a proportion out of the picture above.

• 3 : 6, 6 : 3 and 3 : 6 = 6 : 3

• 6 : 3, 2 : 1 and 6 : 3 = 2 : 1

• 3 : 6, 1 : 2 and 3 : 6 = 6 : 3

• 1 : 2, 3 : 6 and 3 : 2 = 1 : 6

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

A restaurant orders corn tortillas and flour tortillas. The ratio of the number of corn tortillas to the number of flour tortillas is 2 : 3. What is the ratio of the number of flour tortillas to the total number of tortillas?

• 3 : 8

• 3 : 5

• 2 : 8

• 2 : 5

Form ratios and a proportion out of the picture above.

• 10 : 150, 1 : 15 and 10 : 150 = 1: 15

• 1 : 150, 1 : 15 and 1 : 150 = 1 : 2

• 10 : 150, 10 : 2 and 10 : 150 = 10 : 2

• 1 : 2, 10 : 150 and 1 : 2 = 10: 150

Are 2 : 3 and 10 : 15 equivalent?

• Yes

• NO

Are 8 : 12 and 4 : 5 equivalent?

• Yes

• No

Are 21 : 6 and 7 : 2 equivalent?

• Yes

• No