Quantitative Aptitude

1.The ratio of the number of students studying in Colleges A, B and C is 4 : 8 : 3 respectively. If the number of students studying in each of the Colleges is increased by 80%, 20% and 60% respectively, what will be the new ratio of the number of students in Colleges A, B and C. 

(1) 8 : 3 : 4

(2) 4 : 2 : 3

(3) 2 : 3 : 4

(4) None of these

2.A woman covered some distance in 24 hours. She covered half the distance by train @ 75 km per hour and the rest by bus @ 45 km/hr. The total distance covered by her was

(1) 900 km

(2) 1350 km

(3) 675 km

(4)2700 km

3.A sum of Rs. 2135 is to be divided among P, Q and R in such a way that 3 times P’s share, 4 times Q’s share and 7 times R’s share are all equal. The share of R is

(1) Rs. 420

(2) Rs. 735

(3) Rs. 980

(4)Rs. 1200

4.A person sold 160 apples for the C.P. of 200 apples. His gain percent is

(1) 10%

(2) 15%

(3)12½%

(4) 25%

5.The least value of n, such that (1+3+3^2+……….+3^n) exceed 2000,is

(1) 7

(2) 8

(3) 5

(4) 6

6.A certain fraction is equivalent to 3/5 . If the numerator of the fraction is increased by 1 and the denominator is decreased by 1, the new fraction is equivalent to 2/3 . What is the sum of numerator and denominator of the original fraction? 

(1) 40 

(2) 32 

(3) 48 

(4) 24 

7.A shopkeeper sell his articles at cost price but uses 900 gm weight for 1200 gm weight. His profit percentage is 

(1) 33.33%

(2) 25% 

(3) 16.66%

(4) 20% 

8.A car runs at the speed of 60 kms per hour when not serviced and runs at 72 kms/hr. when serviced. After servicing the car covers a certain distance in 12 hours. How much time will the car take to cover the same distance when not serviced ?

(1) 16.4 hours

(2) 13 hours

(3) 16 hours

(4) 14.4 hours

9.The average of five positive numbers is 64. The average of the first two numbers is 59 and the average of last two numbers is 63. What is the third number ?

(1) 76

(2) 56

(3) 86

(4) Cannot be determined

10.The ratio of income of A and B is 5:4 and their expenditure is as 3:2. If at the end of the year, each saves Rs. 1200, then the income of A is

(1) Rs. 2550

(2) Rs. 2700

(3) Rs. 3000

(4) Rs. 3300

Answers Key
1.(4)
2.(2)
3.(1)
4.(4) 
5.(1)
6.(1)
7.(1)
8.(4)
9.(1)
10.(3)