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Solve proportions

7th grade (Year 8 in England) · 16 questions · Common Core: 7.RP.A.2, 7.RP.A.3 · England: KS3 Ratio, proportion and rates of change, GCSE Foundation Ratio

Name

Date

Score/ 16

  1. Question 1

    Solve: 4 / 2 = x / 10

    x =

  2. Question 2

    Solve: 8 / 4 = 112 / n

    n =

  3. Question 3

    Solve: x / 30 = 7 / 6

    x =

  4. Question 4

    Solve: 12 / 3 = 180 / y

    y =

  5. Question 5

    Solve: 7 / 6 = 14 / n

    n =

  6. Question 6

    Solve: x / 12 = 8 / 3

    x =

  7. Question 7

    Solve: 3 / 13 = 39 / y

    y =

  8. Question 8

    Solve: 8 / 7 = 56 / n

    n =

  9. Question 9

    Solve: x / 30 = 2 / 6

    x =

  10. Question 10

    Solve: 5 / 8 = 70 / y

    y =

  11. Question 11

    Solve: 6 / 5 = 90 / n

    n =

  12. Question 12

    Solve: x / 35 = 2 / 7

    x =

  13. Question 13

    Solve: 3 / 9 = x / 27

    x =

  14. Question 14

    Solve: 3 / 7 = 27 / n

    n =

  15. Question 15

    Solve: x / 20 = 2 / 4

    x =

  16. Question 16

    Solve: 12 / 6 = 84 / y

    y =

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Answer key: Solve proportions

  1. 1. x = 20

  2. 2. n = 56

  3. 3. x = 35

  4. 4. y = 45

  5. 5. n = 12

  6. 6. x = 32

  7. 7. y = 169

  8. 8. n = 49

  9. 9. x = 10

  10. 10. y = 112

  11. 11. n = 75

  12. 12. x = 10

  13. 13. x = 9

  14. 14. n = 63

  15. 15. x = 10

  16. 16. y = 42