‘A’ alone can complete a piece of work in 20 days, but with the help of ‘B’, he can complete the wor….

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‘A’ alone can complete a piece of work in 20 days, but with the help of ‘B’, he can complete the work in 8 days less. In how many days can B alone complete the work?

Options :-

1. 12
2. 24
3. 30
4. 32
5. 36

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