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?
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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☺!✌
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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