MBA Exam Numerical Ability Age Problem

The ratio of a person's age to his son's age is 5:2. If after ten years the age of the son is half of his father's age, the raio of their ages after four years will be.......?

1) 11 : 6
2) 8 : 3
3) 9 : 4
4) 5 : 6

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MBA Other Question

S = {03, 13, 23, ….. 983}. Each number of the set is divided by 11 and remainders are obtained. All the remainders are then added and divided by 11 again. What will be remainder on this occasion?

1) 7
2) 1
3) 0
4) 10
5) 9
If six times the number of permutations of n things 4 together is equal to one-seventh of the number of permutations of n things 6 together, then 'n' is equal to ...

1) 1
2) 10
3) 11
4) 5
5) 24