Math, asked by rahulsalempur, 1 year ago

solve this question

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Answered by debanshbiswal9531

1

Answer:

X1= no. of men were before(12)

X2= no. of men present(16)

Y1= time that would have taken to complete the work by 12 men(12)

Y2= time required to complete the work by 16 men(x)

X1Y1=X2Y2

12×18=16x

(12×12)÷16=x

9=x

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