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Ques:- Five years ago, the total of the ages of a father and his son was 40 years. The ratio of their present ages is 4 : 1. What is the present age of the father?
A. 20 years
B. 30 years
C. 40 years
D. 50 years
Ques:- Pointing towards a woman a boy said, “she is the only daughter of my mother’s brother’s only brother-in-law”. How the woman is related to the boy?
A. Mother
B. Aunt
C. Sister-in-law
D. Sister
E. None of these