Question: A is 20% more efficient than B who complete the work alone in 20 days. A work first two days alone, then find in

A is 20% more efficient than B who complete the work alone

A is 20% more efficient than B who complete the work alone in 20 days. A work first two days alone, then find in how many days remaining work will be completed if both work together? (a) 6 days (b) 5 days (c) 9 days (d) 8 days (e) 7 days

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