MBA Exam

The function f(x) is defined for all positive values of x and y as f(xy) = f(x) + f(y). Also, f(2) = 2 and f(3) = 3. What is the value of f(32/27) ?

1) 1
2) 5/3
3) 10
4) none of these

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MBA Other Question

The average weight of a class of 25 students is 30 kg. the average weight of girls is 5 kg more than that of boys. If the class teacher's weight , which is between 64 kg and 106 kg is included, the average weight of the male members of the class equals that of the female members. what is the number of girls in the class , if the average weight of the boys is an integer ?

1) 5
2) 10
3) 15
4) 20
A certain number of marbles are being arranged in a square pyramid. The bottom layer has equal number of marbles along each side of the square (there is no gap between the marbles of a layer) and each layer above it has one marble less than the layer below it along each side of the square. When 6 such layers have been placed, the total number of marbles cannot be:1. 912. 2713. 1634. 139

1) 1
2) 2
3) 3
4) 4