Previous year questions give guidance to us and provide a base for the preparation of any competitive exam. It is always good to have an experience of how the level of exam varies from year to year. For every subject like in Quantitative Aptitude, we come to know the pattern of questions must be followed to prepare the examination.
1. A committee has 40 people in which 25 are boys and 15 are girls, out of which 8 people are selected at random. One from the committee, thus selected is selected as a leader at random. What is the probability that the person, chosen as the leader is a girl ?
(1.) 5/8 (2) 3/8 (3) 9/40 (4) 12/35 (5) 37/320
Sol
2. A and B enter into a partnership and A invests Rs. 10000 in the partnership. At the end of 4 months he withdraws Rs. 2000. At the end of another 5 months he withdraws another Rs. 3000. If B receive Rs. 9600 as his share from total profit of Rs. 19100 for the year, how much did B invest in the company?
(1.) 5000 (2) 6000 (3) 7000 (4) 8000 (5) 9000
Sol
X=8000
3. The simple interest earn on a sum of money in 9 years is 2178. If the principal is quadruple after 5 years then what will be the total interest at the end of 9 years?
(1.) 5082 (2) 5100 (3) 5208 (4) 5808 (5) 5978
Sol
4. Sandy decided to spend 65% of his monthly salary as his total expenditure. After spending Rs. 12360 he notice that he had spent 75% of his decided expenditure. He deposited 20% of the remaining expenditure amount in a bank. What percent of his salary he deposited in bank?
(1.) 3.25% (2) 3.5% (3) 3.75% (4) 4% (5) 4.5%
Sol
5. Present age of Nakul is equal to Dinesh age 8 years ago. Four hence, the respective ratio between Nakul’s age and Dinesh’s age will be 4 : 5 at that time . What is Nakul’s present age?
(1.) 28 (2) 32 (3) 36 (4) 40 (5) 44
Sol
N = D – 8
D – N = 8
N+4 : D+4 = 4 : 5
1----8
N+4 = 32
N = 32 – 4 = 28
