General Aptitude Questions and Answers

General Aptitude Questions and Answers

1-A hollow sphere of internal and external diameters 4cm and 8cm respectively is melted into a solid cone of base diameter 8 cm. What is the height of the cone?

(A) 12 cm

(B) 14 cm

(C) 17 cm

(D) 18 cm

 

2-A circle circumscribes a rectangle with sides 16cm and 12cm. What is the area of the circle?

(A) 48 π cm2

(B) 50 π cm2

(C) 100 π cm2

(D) 200 π cm2

 

3-What is the area of an equilateral triangle having altitude equal to 2√3 cm?

(A) √3 cm2

(B) 2√3 cm2

(C) 3√3 cm2

(D) 4√3 cm2

 

4-The length of shadow of a tree is 16cm when the angle of elevation of the sun is 60° from the end of shadow. What is the height of the tree?

(A) 8 m

(B) 16 m

(C) 16√3 m

(D) 16/√3 m

 

5-If Sin 3θ = cos (θ – 2°), where 3θ and (θ – 2°) are acute angles. What is the value of θ?

(A) 22°

(B) 23°

(C) 24°

(D) 25°

 

6-A committee of two persons is selected from two men and two women. What is the probability that the committee will have one man?

(A) 1/6

(B) 2/3

(C) 1/2

(D) 1/3

 

7-One card is drawn from a well shuffled deck of 52 cards. If each outcome is equally likely, calculate the probability that the card will be a diamond?

(A) 1/4

(B) 1/2

(C) 3/4

(D) 1/3

 

8-A number consists of two digits. The sum of the digits is 10. On reversing the digits of the number, the number decreases by 36. What is the product of the two digits?

(A) 21

(B) 24

(C) 16

(D) 9

 

9-When an article is sold at 20% discount; the selling price is Rs. 24. What will be the selling price when the discount is 30%?

(A) Rs. 25

(B) Rs. 23

(C) Rs. 21

(D) Rs. 20

 

10-The ratio of ages of A and B is 2:5 and the ratio of ages of B and C is 3:4. What is the ratio of ages of A, B and C?

(A) 6: 15: 20

(B) 8: 5: 3

(C) 6: 5: 4

(D) 2: 15: 4

 

ANSWERS:

1-(B), 2-(C), 3-(D), 4-(C), 5-(B), 6-(D), 7-(A), 8-(A), 9-(C), 10-(A)