Question
Lata can do 1/3rd of a work in 4 days and
Asha can do 1/6th of the same work in 3 days. If both work together then how many days will it take to complete 75% of the work?Solution
Lata does the 1/3rd part of a work in = 4 days In 1 day, Lata will do = 12 Work            Archna does the 1/6th part of a work in = 3 days In 1 day, Archana will do = 18 Work 
If both work together, efficiency will be 2+3 = 5 
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