French, asked by Namita11, 1 year ago

X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?

Answers

Answered by Akshitsahota1

0

Explanation:

ु तपिुकदचयपुवकहकलपलक

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