Math, asked by Blizzard7284, 1 year ago

Rajeev and rakesh can do a piece of work in 28 days. rajeev is 7/4 times as efficient as rakesh. in how many days can rajeev alone finish the work?

Answers

Answered by ShuchiRecites
2
Hello Mate ________________________

Ley Rakesh's efficiency be x, then Rajeev = 7x/4

x + 7x/4 = 28 days

( 4x +7x ) / 4 = 28

11x /4 = 28
x = 28 × 4/11
= 112/11 = 10.18 days

So Rakesh can do work in 10.18 days

Then, Rajesh = 28 - 10.18= 17.82 days

Hope it helps☺!✌
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