1. The average age of a husband, his wife and daughter 2 yr ago was 24 yr and that of his wife and daughter 4 yr ago was 18 yr. What is the husband’s present age ?

(a) 32 yr
(b) 30 yr
(c) 34 yr
(d) 36 yr

2. Five years ago the average age of four men is 48 yr. Now, a new man joins and the average age increases by 2 yr. What is the age of the new man?

(a) 36 yr
(b) 42 yr
(c) 41 yr
(d) 38 yr

3. The mean yearly salary of an employee of a company was Rs. 20000. The mean yearly salaries of male and female employees were Rs. 20800 and Rs. 16800 respectively. Find the ratio of males to females employed by the company

(a) 3 : 2
(b) 4 : 1
(c) 2 : 1
(d) 5 : 3 

4. Average of two numbers is 14.5 and square root of their product is 10. What are the numbers ?

(a) 16 and 9
(b) 25 and 4
(c) 4 and 16
(d) 25 and 9

5. The average age of a group of four men whose ages are in the ratio 2 : 3 : 4 : 5 is 42 yr, what is the age of the eldest person in this group ?

(a) 60 yr
(b) 48 yr
(c) 36 yr
(d) 24 yr

© SSCPORTAL.IN