Infinite Pre-Algebra - REVIEW - Ratios & Proportions

[Pages:4]MCC7.RP.1, MCC7.RP.2a & 2c, MCC7.G.1

Name___________________________________ ID: 1

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REVIEW - Ratios & Proportions

Date________________ Period____

Simplify each ratio.

1) 40:15

2) 49:7

Find the UNIT RATE for each. 3) 80 inches over 10 days

4) 3 ounces cost $2.73

5) 10 ounce jar of peanut butter is $3.90

6) 12 boxes can hold 96 books

Decide if each pair of ratios forms a proportion.

7) 12 and 4 6 2

8) 3 and 9 4 20

48

9) and

2 6

12 3

10) and

8 2

Solve each proportion.

11) 4 = n 5 2

59 12) =

b 5

Worksheet by Kuta Software LLC

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13)

x2 =

9 6

14) b = 4 3 10

Answer each question and round your answer to the nearest whole number.

15) If you can buy one bunch of seedless green grapes for $2, then how many can you buy with $16?

16) One package of blueberries costs $3. How many packages can you buy for $9?

17) The currency in the eastern Caribbean islands is the Eastern Caribbean Dollar. The exchange rate is approximately $1 to 3 Eastern Caribbean Dollars. At this rate, how many Eastern Caribbean Dollars would you get if you exchanged $5?

18) Abhasra took a trip to Malaysia. Upon leaving she decided to convert all of her Ringgits back into dollars. How many dollars did she receive if she exchanged 24 Ringgits at a rate of 4 Ringgits to $1?

19) A frame is 4 in tall and 2 in wide. If it is enlarged to a width of 6 in, then how tall will it be?

20) Elisa reduced the size of a frame to a height of 2 in. What is the new width if it was originally 4 in tall and 8 in wide?

Each pair of figures is similar. Find the missing side.

21)

22)

12

6

12

7

8

x

x

6

Worksheet by Kuta Software LLC

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MCC7.RP.1, MCC7.RP.2a & 2c, MCC7.G.1

Name___________________________________ ID: 1

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REVIEW - Ratios & Proportions

Date________________ Period____

Simplify each ratio.

1) 40:15

2) 49:7

8:3

7:1

Find the UNIT RATE for each. 3) 80 inches over 10 days

8 inches per day

4) 3 ounces cost $2.73 $0.91 per ounce

5) 10 ounce jar of peanut butter is $3.90 $0.39 per ounce

6) 12 boxes can hold 96 books 8 books per box

Decide if each pair of ratios forms a proportion.

7) 12 and 4 6 2

Yes

8) 3 and 9 4 20

No

48

9) and

2 6

No

12 3

10) and

8 2

Yes

Solve each proportion.

11) 4 = n 5 2

{1.6}

59 12) =

b 5

{2.77}

Worksheet by Kuta Software LLC

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13)

x2 =

9 6

{3}

14) b = 4 3 10

{1.2}

Answer each question and round your answer to the nearest whole number.

15) If you can buy one bunch of seedless green grapes for $2, then how many can you buy with $16?

8

16) One package of blueberries costs $3. How many packages can you buy for $9?

3

17) The currency in the eastern Caribbean islands is the Eastern Caribbean Dollar. The exchange rate is approximately $1 to 3 Eastern Caribbean Dollars. At this rate, how many Eastern Caribbean Dollars would you get if you exchanged $5?

15 Eastern Caribbean Dollars

18) Abhasra took a trip to Malaysia. Upon leaving she decided to convert all of her Ringgits back into dollars. How many dollars did she receive if she exchanged 24 Ringgits at a rate of 4 Ringgits to $1?

$6

19) A frame is 4 in tall and 2 in wide. If it is enlarged to a width of 6 in, then how tall will it be?

12 in

20) Elisa reduced the size of a frame to a height of 2 in. What is the new width if it was originally 4 in tall and 8 in wide?

4 in

Each pair of figures is similar. Find the missing side.

21)

22)

12

6

12

7

8

x

4

14

x

6

Worksheet by Kuta Software LLC

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