Math, asked by gamingcroc1738, 3 months ago

help plz!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Answered by Bhargavi1408

1

Answer:

First we need to find out 21:9's HCF

Which is 3

so now we need to divide it with 3

3*7=21

3*3=9

Thus, Ans = 7:9

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