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15 men can complete a work in 10 days.They started the work and after 4 days 5 men left.In how many more days will the work be completed ?
Correct Answer Is : 9 If 4 men or 6 women or 8 boys can doa work in 15 days, then in how many days 6 men,9 women and 12 boys can do the same work ? Correct Answer Is : 10 If 2 men , 4 women or 6 boys can do a work in 10 days working 6 hours a day. In how many days 3 men, 6 women and 8 boys can do the same work working 8 hours a day ? Correct Answer Is : 1× 19/26 Two pipes A and B can fill a tank in 10 and 15 hours respectively. If both pipes are opened simultaneously , then how long will it take to fill the tank ? Correct Answer Is : 6 hr A pipe can fill a tank in 15 hours. Due to a leak at the bottom , it filled in 25 hours .If the tank is full , how much time will the leak take to empty ? Correct Answer Is : 37.5 hr Three pipes p, Q and R can fill in 12 , 15 and 20 hours respectively. If all the pipes are opened simulteneously, then how much time will the tank get filled ? Correct Answer Is : 5 hr Two pipes A and B can fill a tank in 24 minutes and 36 minutes respectively. Both the pipes are opened together .after 12 minutes , pipe A turned off.What is the total time required to fill the tank ? Correct Answer Is : 18 min Two pipes P and Q can fill a tank in 40 minutes and 60 minutes respectively. If both pipes are opened simulteneously, after how much time Q should be closed to fill it completely in 28 minutes ? Correct Answer Is : 18 min A is twice as good a workman as B and therefore is able to finsih a work in 30 days less than B. In how many days will they together complete the work ? Correct Answer Is : 20 A can do 2/5 of the work in 10 days. B can do 2/3 of the same work in 10 days. In how many day will they complete the work if they work together ? Correct Answer Is : 9 × 3/8 