A and B together can complete a work in 15 days. A is 50% more efficient than B. How long will A take to complete the work along?
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A is 50 % more efficient than B
Efficiency ratio A:B = 150:100 = 3:2
efficiency of (A+B) = 3+2 =5
total work = efficiency× time = 5×15 = 75
Time taken by A alone to complete work = Total work / efficiency of A
= 75/3
= 25 days
Hope it helps
Efficiency ratio A:B = 150:100 = 3:2
efficiency of (A+B) = 3+2 =5
total work = efficiency× time = 5×15 = 75
Time taken by A alone to complete work = Total work / efficiency of A
= 75/3
= 25 days
Hope it helps
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