Question

The length of three ribbons are in the ratio 7:5:9. If the sum of the lengths of the three ribbons is 42 cm,
find the length of the smallest ribbon.
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Answer 1

your answer is in the attachment above

thank you for asking

Answer 2

Answer:

Step-by-step explanation:

Total of ratios = 7 + 5 + 9

                       = 21

Smallest ribbon in ratio = 5

So, 5/21 *42

so the length of smallest ribbon is 10 cm.