MBA Exam

There are three galleries in a coal mine.On the first day ,two galleries are operative and after sometime ,the third gallery is made operative .With this ,the output of the mine became half as large again.What is the capacity of the second gallery , as a percentage of the first ,if it is given that a 4 month output of the first and the third galleries was the same as the annual output of the second gallery?

1) 70%
2) 64%
3) 60%
4) 75%
5) 80%

Read Solution (Total 2)

MBA Other Question
in how many ways two people can be arranged to sit on three chairs??approach please,,m quite confused in basic of this....

1) 2^3
2) 3^2
3) 6
4) none
 Let a,b,c be distinct real numbers.Then the no of real solutions of (x-a)^3+(x-b)^3+(x-c)^3=0

1) 1
2) 2
3) 3
4) depends on a,b,c