Book Maths Puzzle Numerical Ability Time and Work

16 men can complete a work in 15 days . 24 children can do same work in 20 days . in how many days will eight men and 8 children together complete the work ?

Read Solution (Total 1)

1 men 1 day work = 1/16*15.
1 children 1 day work = 1/24*20.
now 8 men and 8 children complete the work in = (1/16*15)*8 + (1/24*20)*8 = 1/20;
now work completed by them in 20 days.
9 years agoHelpfull: Yes(0) No(0)

Book Other Question

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