Question
Raju, Shubham, and Mohan can work for 15 days, 20 days
and 25 days respectively. In how many days will the work be finished if they do it on alternate days?Solution
   RajSubhamMohan 152025 LCM-300 201512 Working type- Raj, Subham, Mohan, Raj, Shubham, Mohan…. Working in first 3days =20+15+12 =47units 3×6days =47×6=282units 18days =282units 19days =18/20=9/10days Total days = 18+9/10=189/10days
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