Proportions vs Nonproportions

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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 8 : 12 and 4 : 5 equivalent?

• Yes

• No

Tags

CCSS.6.RP.A.3A

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

Tags

CCSS.7.RP.A.3

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

35

28

21

63

55

84

The cost of 54 tickets to a water park is $972. Each ticket costs the same amount.

Which table or equation represents the relationship between the number of tickets, t, and the total cost of the tickets, c?

Select TWO correct answers.

Tags

6.6.C

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.

Tags

CCSS.7.RP.A.2C

Are 21 : 6 and 7 : 2 equivalent?

• Yes

• No

Tags

CCSS.6.RP.A.3A

Are 6 : 9 and 24 : 32 equivalent?

• Yes

• No

Tags

CCSS.6.RP.A.3A