Q20 of 28 Page 11

If 12 boys earn Rs 840 in 7 days, what will 15 boys earn in 6 days?

Given,


∵ Earning of 12 boys in 7 days = Rs.840


∴ Earning of 12 boys in 1 day =


∴ Earning of 1 boy in 1 day =


∴ Earning of 1 boy in 6 days =


Hence, Earning of 15 boys in 6 days = 60 × 15 = Rs. 900


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