MBA Exam

The number of days in which Raju and Giri together can complete a piece of work is 12 days less than the time taken by Raju alone and 27 days less than the time taken by Giri alone to complete the work. If Raju and Giri completed the work in 15 days with the help of Chari and got a total compensation of र3000 for the work, then what is the share of Chari?

1) 500
2) 1000
3) 600
4) 750

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MBA Other Question

A fair coin is tossed n number of times. If the probability that head occurs 7 times is equal to the probability that head occurs 15 times. What is the value of n?

1) 48
2) 24
3) 22
4) 12
5) 32
Raju can do a piece of wrk in 10 days.and .vicky can do the same work in 12days,tinku can do the same in 15 days..they all started the work together,but raju leaves after working for 2 days,vicky leaves 3 dsys before the work is completed..how many days work is completed??

1) 5
2) 6
3) 7
4) 9