Ratio and Proportion : Aptitude Questions and Answers

Q11. If Rs. 782 be divided into three parts, proportional to   , then the first part is :

A. Rs. 190

B. Rs. 196

C. Rs. 204

D. Rs. 182

Q12. If Rs. 510 be divided among A, B, C in such a way that A gets   of what B gets and 1 B gets   of what C gets, then their shares are respectively :

A. Rs. 150, Rs. 300, Rs. 60

B. Rs. 120, Rs. 240, Rs. 150

C. Rs. 220, Rs. 40, Rs. 130

D. Rs. 60, Rs. 90, Rs. 360

Q13. If 10% of x = 20% of y, then x: y is equal to :

A. 5 : 1

B. 2 : 1

C. 1 : 2

D. 10 : 1

Q14. The fourth proportional to 5, 8, 15 is :

A. 24

B. 20

C. 19

D. 18

Q15. If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number ?

A. 7 : 3

B. 2 : 5

C. 5 : 3

D. 3 : 7

Q16. A sum of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B’s share ?

A. Rs. 2500

B. Rs. 1500

C. Rs. 500

D. Rs. 2000

Q17. The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will,be the new ratio ?

A. 9 : 17

B. 8 : 9

C. 21 : 22

D. 17 : 18

Q18. A sum of Rs. 1300 is divided amongst P, Q, R and S such that . Then, P’s share is :

A. Rs. 140

B. Rs. 160

C. Rs. 240

D. Rs. 320

Q19. If A : B = 2 : 3, B : C = 4 : 5 and C : D = 6 : 7, then A : B : C : D is :

A. 16 : 24 : 30 : 35

B. 16 : 22 : 30 : 35

C. 16 : 24 : 15 : 35

D. 18 : 24 : 30 : 35

Q20. Salaries of Ravi and Sumit are in the ratio 2 : 3. If the salary of each is increased by Rs. 4000, the new ratio becomes 40 : 57. What is Sumit’s present salary ?

A. Rs. 17,000

B. Rs. 38,000

C. Rs. 20,000

D. Rs. 25,500