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19 December, 14:07

find a ratio equivalent to each ratio ' then use the ratios to write a proportion *

1) 22 / 30

2) 7 / 9

3) 18 / 54

4) 10 / 17

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Answers (1)
  1. 19 December, 16:25
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    22/30 = 11/15

    7/9 = 14/18

    18/54 = 1/3

    10/17 = 20/34

    A proportion can be set up by using the general formula:

    a/b = c/d

    ad = bc
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