Aptitude Questions Quiz with Answers
In the given question, two equations numbered l and II are given. You have to solve both the equations and mark the appropriate answer.
I. 16x2– 32x + 15 = 0
II. 16y2– 48y + 35 = 0
(A) x > y
(B) x < y
(C) x ≥ y
(D) x ≤ y
(E) x = y or no relationship could be established
Correct Answer : D
10 years ago, respective ratio of the age of mother and daughter was 4 : 1. 10 years later, the respective ratio of the age of mother and daughter will become 2 : 1. At present, what is the sum of their age?
(A) 55 years
(B) 65 years
(C) 70 years
(D) 75 years
(E) 77 years
Correct Answer : C
There is 80% increase in an amount in 8 years at simple interest. What will be the compound interest on Rs. 15,000 after 3 years at the same rate of interest?
(A) Rs. 4,565
(B) Rs. 5,000
(C) Rs. 4,550
(D) Rs. 4,695
(E) Rs. 4,965
Correct Answer : E
A school has 45% girls. If 80% of girls score more than 75% marks and 70% of the boys have score more than 75% marks. If a student is selected at random and is found to have more than 75% marks, find the probability of it being a boy.
(A) 77/149
(B) 75/149
(C) Cannot be determined
(D) 11/20
(E) 9/20
Correct Answer : A
R, S and T started a business by investing Rs. 25000, Rs. 15000 and Rs.30000 respectively. If the total profit earned is Rs. 58800 and it is decided that one-third of the profit will be divided into their investment ratio and rest of the amount will be invested in another work, then what is the share of T?
(A) 4200
(B) 8000
(C) 7400
(D) 8400
(E) None of these
Correct Answer : D
A shopkeeper wants to make a profit of 20% on an article after selling it, while he gives a cash discount of 20%. Further allows 4 more articles for free after purchase of one dozen articles to his premium customer. How much per cent above the cost price he must mark his article?
(A) 85%
(B) 90%
(C) 110%
(D) 80%
(E) 100%
Correct Answer : E
Suppose an imaginary line is drawn from N to line VO such that it makes a perpendicular. The imaginary line meets VO at point Y. Then what is the perimeter of the quadrilateral NYOM?
(A) 14 m
(B) 18 m
(C) 20 m
(D) 24 m
(E) None of the above
Correct Answer : B
Reshmi and Rahul invested Rs. 6000 and Rs. 8000 in a business for 6 months and 8 months respectively. Rahul being an working partner earned 23/4% profit out of a total profit of Rs. 36000 and after this the rest of the profit was divided according to their investments. What is Rahul's profit amount?
(A) 24780.30
(B) 23785.20
(C) 23885.20
(D) 27785.20
(E) None of these
Correct Answer : B
The average score of top 6 batsmen of Indian cricket team in a match is 46. If the 7th batsman is included, the average becomes 50. If the 8 batsman comes and scores 34 runs, then find the ratio of the average scores of top 6 and top 8 batsmen.
(A) 11:12
(B) 20:17
(C) 23:24
(D) 5:7
(E) 18:11
Correct Answer : C
A takes a loan of Rs. 1500 from a bank at the rate of 10% simple interest for 3 years and lends to B at the rate of 15% for the same time period. Find the overall profit of A in the whole transaction.
(A) Rs. 375
(B) Rs. 275
(C) Rs. 225
(D) Rs. 325
(E) Rs. 250
Correct Answer : C