Quant Question Of The Day: 233
A man, woman and a boy can complete a work in 5, 10 and 20 days respectively. How many boys must assist 2 man and 4 woman to compete the work in 2 days.
- 2 boys
- 4 boys
- 8 boys
- can’t be determined
A man, woman and a boy can complete a work in 5, 10 and 20 days respectively. How many boys must assist 2 man and 4 woman to compete the work in 2 days.
Answer: (2) 4 boys Soltution (work) w = 5m days = 10w days= 20b days…….(1) now (2m + 4w+ xb)1day = w……..(2) now from (1) equation m = 4b w= 2b put the values in (2) equation (8b+8b+xb) days = work = 20 b days from this x = 4
New Question: Coordinate Geometry
good information
By Những dòng bồn cầu thông minh ... , 1 month ago
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