Question
A is 20% more efficient than B. How much time will they
working together take to complete a job which A alone could have done in 29 days?Solution
20%=1/5 A is 20% more efficient than B then efficiency of A and B AĀ Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā B 6Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā 5 Total work =29Ć6 Together they can do work in= (29Ć6)/11 =174/11 days.
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