A man born in the first half of the nineteenth century was `x` years old in the year `x^2` . He was born in (a) 1806 (b) 1812 (c) 1825 (d) 1836

The sum of ages of 6 Persons A, B, C, D, E and F in a company born at the intervals of 5 years each is 105 years. What is the age of the oldest person? Options are (a) 25 years (b) 15 years (c) 30 years (d) 20 years.

Four years ago, the average age of a family of four persons was 18 years. During this period, a baby was born. Today if the average age of the family is still 18 years, the age of the baby is (a) 1.2 years (b) 2 years (c) 2.5 years (d) 3 years

There were 24 students in a class. One of them, who was 18 years old, left the class and his place was filled up by a newcomer. If the average of the class thereby, was lowered by one month, the age of the newcomer is (a) 14 years (b) 15 years (c) 16 years (d) 17 years

Direction: Read the following information carefully and answer the questions that follow: There are 6 persons namely A, B, C, D, E, and F. They were born on either 7th or 12th in the month of January, February and March of the same year.A was born on the even number date of a month having 31 days. Only one person was born between A and B. C is the youngest person. E was born just before C. At least two persons are born between E and D. Who was born just before F?

Direction: Read the following information carefully and answer the questions that follow: There are 6 persons namely A, B, C, D, E, and F. They were born on either 7th or 12th in the month of January, February and March of the same year.A was born on the even number date of a month having 31 days. Only one person was born between A and B. C is the youngest person. E was born just before C. At least two persons are born between E and D. Which pair of name-date-month correct?

Five years ago the average age of A , B , C , D was 45 years. By including X the present average of all the five is 49 years. Then the present age of X is (a) 40 years (b) 45 years (c) 48 years (d) 64 years

The average age of a husband and his wife was 23 years at the time of their marriage.After five years they have a one-year old child.The average age of the family now is (a) 19 years (b) 23 years (c) 28.5 years (d) 29.3 years

After replacing an old member by a new member,it was found that the average age of five members of a club is the same as it was 3 years ago.What is the difference between the ages of the replaced and the new member? (a) 2 years (b) 4 years (c)8 years (d)15 years

The population of a town is 8500. It increases by 20% in the first year and by another 25% in the second year.What would be the population of the town after 2 years? 10950 b.11950 c.12550 d.12750