A and B complete a work in 2 days. If A alone can do it in 4 days then, B alone can do 20 times of the same work in –––– (days).

Q: A and B complete a work in 2 days. If A alone can do it in 4 days then, B alone can do 20 times of the same work in –––– (days).

Correct Answer: Option C -

Explanations:

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