Quantitative Aptitude

 Quantitative Aptitude

1. The sum and product of two numbers are 11 and 18 respectively. The of their reciprocals is 

(a) 2/11

(b) 11/2

(c) 18/11

(d) 11/18

2. If 19 is subtracted from a two digit number then resulting number is two-third of the original number. What is the sum of two digits of the number?

(a) 12

(b) 15

(c) 17

(d) 14

3. What is the largest number of 4 digits which divided by 6, 9, 12, 15 or 18 leaves 1 as remainder in each case?

(a) 9901

(b) 9899

(c) 1081

(d) 9673

4. If 2 men and 7 boys do a piece of work in 14 days while 3 men and 8 boys do the same piece of work in 11 days, then in how many days will 8 men and 6 boys do thrice of that work?

(a) 11 days

(b) 21 days

(c) 31 days

(d) 41 days

5. The true discount of Rs. 960 due 2 yr hence is equal to the simple interest on Rs. 750 for 2 yr. What is the rate of interest per annum?

(a) 12%

(b) 14%

(c) 15%

(d) 16 2/3%

6. A man sells an article at a profit of 20%. If he had bought it at 20% less and sold for Rs. 5 less, he could have gained 25%. Find the cost price of the article.

(a) Rs. 25

(b) Rs. 35

(c) Rs. 45

(d) Rs. 55

7. Rs. 5625 are divided among A, B and C so that A receives ½ as much as B and C together receive and B receives 1/4 of what A and C together receive. The share of A is more that B by 

(a) Rs. 750

(b) Rs. 775

(c) Rs. 1500

(d) Rs. 1600

8. The average age of a class is 15.8 yr. The average age of the boys in the class is 16.4 yr and that of the girls is 15.4 yr. What is the ratio of boys to girls in the class?

(a) 1 : 2

(b) 2 : 3

(c) 3 : 4

(d) Cannot be determined

9. A man covers half of his journey at 6 km/h and the remaining half at 3 km/h. His average speed is 

(a) 9 km/h

(b) 4.5 km/h

(c) 4 km/h

(d) 3 km/h

10. The price of a jewel, passing through three hands, rises on the whole by 65%. If the first and the second sellers earned 20% and 25% profit respectively, find the percentage profit earned by the third seller?

(a) 5%

(b) 10%

(c) 15%

(d) 20%

Answers Key
1.(d)
2.(a)
3.(a)
4.(b)
5.(b)
6.(a)
7.(a)
8.(b)
9.(c)
10.(b)