MBA Exam

From a no series a student deletes a no and finds that the average of remaining no's is 35+7/17. find how many no's were there originally and which no was deleted? koi isko....fully...samjaye..i can't get approach....!!

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MBA Other Question

Find the least value of k (positive integral number) for which is defined and x is a real number.

1) 5
2) 4
3) 3
4) 11
5) 13
There are t taps numbered 1,2 and so on till t, each of which can fill a cistern. the rate of filling of the nth ta is such that it is equal to twice that of all the taps from 1 to (n-1) put together. If the 18th tap can fill the cistern in 2 minutes, then find the time in which the 15th tap alone can fill the empty cistern.

1) 27
2) 34
3) 54
4) 72