Amit and Ananthu can do a work in 15 days and 25 days respectively. Amit started the work and left after 3 days. Ananthu took over and completed the work. In how many days was the total work completed? *
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Answered by
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23
Step-by-step explanation:
TW = LCM(15,25) = 75 units
their Efficiencies
Am = 5 u/d & An = 75/25 = 3 u /day
Am's 3 days work = 15 units
remaining w = 60 units
Ananthu completed the remaining work in 60/3= 20 days
work completed in 20+3 = 23 days
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