Answer-‘A’ alone can do some work in 13 days. ‘B’ and ‘C’ togethe..242828

Q: ‘A’ alone can do some work in 13 days. ‘B’ and ‘C’ together can do the same work in 18 d

Letthetotalworkbe234unitsLCM13and18SoefficiencyofA2341318unitsdaySoefficiencyofB18x059unitdayEfficiencyofBandCtogether2341813unitsdaySoefficiencyofC1394unitsdaySotimetakenbyCtofinishtheworkalone2344585days

Question

‘A’ alone can do some work in 13 days. ‘B’ and ‘C’ together can do the same work in 18 days. If ‘B’ is half as efficient as ‘A’, then find the time taken by ‘C’ to complete the work alone.

A 54.5 days

B 50.5 days

C 58.5 days

D 51.5 days

E None of these

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Question

‘A’ alone can do some work in 13 days. ‘B’ and ‘C’ together can do the same work in 18 days. If ‘B’ is half as efficient as ‘A’, then find the time taken by ‘C’ to complete the work alone.

Solution

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