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Two pipes A and B individually can fill a tank in 15 hours, and 12 hours respectively, and C can empty the full tank in 4 hour. If all three pipes are open at 8, 9, and 11 am respectively. At what time tank will be completely empty?Watch Solution
5 men, 6 women and 4 children can complete a work in 10 days. 6 women and 6 children can do it in 20 days, while 2 men and 6 women can do it in 18 days. In how many days will 2 men and 1 woman will complete the same work?Watch Solution
24 men can do work in 16 days, while 32 women do the same work in 24 days. If 16 men and 16 women started the work, then after 12 days how many more men needed to finish the remaining work in 2 days?Watch Solution
X, Y and Z can do a piece of work in 46 days, 92 days and 23 days, respectively, X started the work. Y joined him after 2 days. If Z joined them after 8 days from the beginning then for how many days did X work?Watch Solution
A is 40% more efficient than B. If B finishes a work in 14 days , then in how many days will A finish the same work?Watch Solution