A piece of work can be completed by 45men in 90 days . If only 30 men are available , how many days will it take to complete the same work ?
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No. of men 45 30
days 90 x
x1y1 = x2y2x1y1=x2y2
45×90=30×x
45×90/30=x
45×3=x
135 days=x
days 90 x
x1y1 = x2y2x1y1=x2y2
45×90=30×x
45×90/30=x
45×3=x
135 days=x
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