Fifteen men can complete a piece of work in 10 days, working 8 hours per day. How many persons are required to complete double the work in 25 days, working 6 hours per day ?
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If 36 men can built a wall in 12 days, then 16 men can built the same wall in …………….. days.
Correct option is (A) 27 Given that 36 men can built a wall in 12 days. \(\therefore\) Total work = 36 \(\times\) 12 Let 16 men can built the wall in x days. \(\therefore\) Total work = 16 \(\times\) x \(\because\) Both work...
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If 36 men can built a wall in 12 days, then 16 men can built the same wall in …………….. days.
2 Answers
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24 men can do a work in 14 days by working 6 hours a day. If the work is to be completed in 8 days by working 7 hours
Correct option is (B) 36 Total work done by 24 men in 14 days by working 6 hours a day \(=24\times14\times6\) Let x men are required to complete same work in 8 days...
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24 men can do a work in 14 days by working 6 hours a day. If the work is to be completed in 8 days by working 7 hours
2 Answers
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If (a+1) workers (In number) will do a work in (a+1) days then in how many days will (a+2) members of workers do the work ?
Correct option is (D) \(\frac{(a+1)^2}{a+2}\) Work done by (a+1) works in (a+1) days = (a+1) (a+1) \(=(a+1)^2\) Number of days required to complete the same work by (a+2) members \(=\frac{\text{Total work}}{a+2}\) \(=\frac{(a+1)^2}{a+2}\)
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If (a+1) workers (In number) will do a work in (a+1) days then in how many days will (a+2) members of workers do the work ?
2 Answers
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A tank has two inlet pipes, A and B, which can fill the tank in 12 hours and 18 hours respectively, and an outlet C which can empty the tank in 9 hour
Correct Answer - 12 hours
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A,B and C can do a work in 20,45 and 120 days respectively.They started the work. A left 10 days before and B left 5 days before the completion of wor
Correct Answer - 20
2 Answers 1 views
A garrison of of 2000 men is provisioned for 15 weeks at the rate of 1.5 kg per day per men. How many men must leave so that the same provisions may l
Correct Answer - 50
2 Answers 4 views
A and B together can do a piece of work in 12 days, B and C can do it in 15 days and C and A can do the same work in 20 days. How long would each of t
Work done by A and B in 1 day=1/12 Work done by B and C in 1 day=1/15 Work done by C and A 1 day=1/20 Adding all the three,...
2 Answers 1 views