MBA Exam

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

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MBA Other Question
find ,what is the remainder be when 79^79 when divided by 100.

1) 41
2) 39
3) 81
4) 19
 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