Question : A is thrice as good a workman as B and together they can finish a work in 32 days. In how many days will B alone complete the same work?
Option 1: 96 days
Option 2: 104 days
Option 3: 112 days
Option 4: 128 days
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Correct Answer: 128 days
Solution :
Let A take
Then, amount of the work completed by A in 1 day =
Then B would take
Then, the amount of the work completed by B in 1 day =
Now, it is given that they complete the work together in 32 days.
⇒
⇒
⇒
Hence, the correct answer is 128.
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