15 men can complete a work in 60 days. 10 days after the started work, 6 men left and 3 men joined. How many days will it take to complete the remaining work ?
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Step-by-step explanation:
15×60=10×15+(15-6+3)x
900=150+12x
900-150=12x
12x=750
x=750/12=62.5
remaining work in 62.5 days
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