Bank Exam Government Jobs Exams Numerical Ability Permutation and Combination

A cooler is filled when it is half empty with the help of a pipe which can fill the whole cooler in 50/3 minutes.There is an outlet tap at the bottom of the cooler which can empty the cooler in 25 minutes.When inlet pipe is started a person comes and take out water for 1 minute then a gap of 2 minute another person comes and take out water for 1 minute and the process goes on. In how much time the cooler is completely full?

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Bank Exam Other Question
Anjan is friend of Mukul and the ratio of their work efficiency is 7 : 5. Working together they complete 40% work in 8 days and remaining work is completed by Anjan. If for doing work Anjan received Rs. 24000. Find the amount that Mukul will receive? Ram and Shyam together can make 32 toys in 4 days. After 8 days, Shyam left the work .Ram took 12 more days to make the rest of the toys.If total of 100 toys were made, then time taken by Shyam to make 15 toys is?