Math, asked by pgpankaj4255, 1 year ago

What will be the least number of planks if three pieces of timber 42cm,49cm,63cm?

Answers

Answered by Anonymous

Answer:

If we take HCF of all the given lengths (42, 49, 63) , it is 7 m. Hence we make planks of length 7m, then we get 6+7+9 = 22 planks of equal length 7 m.

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