Ten men can finish a piece of work in 10days,whereas it takes 12women to finish it in 10days.if 15men and 6women undertake the work,how many days will they take to conplete it
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10 men= 10 days
therefore, 1 man= 10×10 = 100 days
therefore, 15 men= 100÷15 = 6.66 days ( ≈7 days)
12 women= 10 days
therefore, 1 woman= 10×12 = 120 days
therefore, 6 women= 120÷6 = 20 days
therefore, 1 man= 10×10 = 100 days
therefore, 15 men= 100÷15 = 6.66 days ( ≈7 days)
12 women= 10 days
therefore, 1 woman= 10×12 = 120 days
therefore, 6 women= 120÷6 = 20 days
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