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a bath can filled by the cold water pipe in 10 minutes and by the hot water pipe in 15 minutes. a person leaves the bathroom after turning on both pipes simultaneously and returns at the moment when the bath should be full. Finding ,however,that the waste pipe has been opened he now closes it. in 4 minutes more, bath is full. in what time would be the waste pipe empty it?

A and B working together can complete the work in 24/7 days, if A had worked 100% more efficiently,the work would have been completed in 12/5 days. How many days does B alone take to complete the work?

How can i get mocks for IBPS SO

shortscuts for quants

I have a doubt in this question please tell the correct answer for this with proper explaination.  

please provide offline download option for paid members.

What is the expected level of RBI GRADE B OFFICER EXAM?

A started a business with ₹18000.After 4month B join with ₹24000 After 2month C joined with ₹30000.at the end of 10 month C received ₹ 1950 as his share. Find the total profit.

i have purchased ibps clerk prelims mock but i am not able to access it why?

the questions in study room package..are these questions updated or they remain more or less the same..