Subject
Quantitative Aptitude
Topic
Unitary Method
2 men and 7 boys can do a piece of work in 14 days; 3 men and 8 boys can do the same in 11 days. Then, 8 men and 6 boys can do three times the amount of this work in ?
2 men and 7 boys can do a piece of work in 14 days; 3 men and 8 boys can do the same in 11 days. Then, 8 men and 6 boys can do three times the amount of this work in ?
ক)
18 daysখ)
21 daysগ)
24 daysঘ)
30 daysExplanation
Solution: 11 boys can do the work in = 14 days So, 1 boy can do it in = 14 11 days Then 22 boys can do it in = 14 11/ 22 = 7 days Hence, the required number of days to do thrice the work is = 7 3 = 21Related questions
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