kalpanathakulla680 kalpanathakulla680

23-02-2020
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30 men can do a piece of work in 40 days .how long it take to complete the work if 5 men were reduced

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kandelhira20 kandelhira20

23-02-2020

Answer:

it is from unitary method

men days

30 40

25 let(x)

now from indirect variation

25×x = 30×40

25x= 1200

x=1200÷25

x=48

so there were 48men to complete the work

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