Quantitative Aptitude

Quantitative Aptitude

1. If 2/3 part of a number is greater by 4 then 3/5th of it, what is the number?

(a) 30

(b) 40

(c) 60

(d) 20

2. What will be added to 11148 so that the sum is divisible by 7?

(a) 7

(b) 3

(c) 9

(d) 5

3. An article is sold at a certain price. By selling it at 2/3 of that price one loses 10%. Find the gain per cent at original price.

(a) 35%

(b) 25%

(c) 45%

(d) 55%

4. How many kilogram of rice costing Rs. 18.30 per kg must be mixed with 126 kg of rice costing Rs. 8.55 per kg so that 20% may be gained by selling the mixture at Rs. 14.40 per kg?

(a) 69 kg

(b) 68 kg

(c) 67 kg

(d) 66 kg

5. A boat running downstream covers a distance of 10 km in 2 hr. While coming back stream the boat takes 5 h to cover the same distance. If the speed of the current is 1.5 km/hr, what is the speed of the boat in still water ?

(a) 2.5 km/hr

(b) 3.5 km/hr

(c) 5.3 km/hr

(d) 4.3 km/hr

6. If the simple interest on a sum of money for 2 yr at 5 % per annum is Rs. 50, what will be the compound interest on the same sum at the same rate for the same time?

(a) Rs. 51.25

(b) Rs. 52

(c) Rs. 54.25

(d) Rs. 60

7. HCF of x^2 - y^2 and x^3 - y^3 is 

(a) x-y

(b) x^3-y^3

(c) (x^2-y^2 )

(d) (x+y)(x^2+xy+y^2 )

8. Numbers 1, 2, 3, 4, ……., 98, 99, 100 are multiplied together. The number of zeros at the end of the product on the right will be equal to 

(a) 24

(b) 22

(c) 21

(d) 11

9. If 2/3 of fifth part of a number is equal to 6, then number is 

(a) 45

(b) 48

(c) 64

(d) 52

10. Man Aditya spends 1/5 part of his money as pocket money and 4/5 of the remainder in other affairs. If he is left with Rs. 48 per month, what is his monthly income?

(a) Rs. 360

(b) Rs. 400

(c) Rs. 320

(d) Rs. 300

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