Ratio and Proportion Questions Answers Online Quiz Test

• 1. If a:b = 2:3 and b:c = 4:3, then find a:b:c

  1. 8:12:9
  2. 2:3:8
  3. 2:3:9
  4. 2:3:12

• 2. Find the fourth proportion to 2,3,6

  1. 18
  2. 12
  3. 9
  4. 4

• 3. If A:B:C = 2:3:4, then find
  
  \begin{aligned}
  \frac{A}{B}:\frac{B}{C}:\frac{C}{A}
  
  \end{aligned}

  1. 5:9:24
  2. 6:9:24
  3. 7:9:24
  4. 8:9:24

• 4. If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then find the value of A:B:C:D

  1. 15:24:30:35
  2. 16:24:30:35
  3. 17:24:30:35
  4. 18:24:30:35

• 5. If 2 : 9 :: x : 18, then find the value of x

  1. 2
  2. 3
  3. 4
  4. 6

• 6. if x:y = 1:3, then find the value of
  (7x+3y):(2x+y)

  1. 14:5
  2. 15:5
  3. 16:5
  4. 17:5

• 7. The salaries of A, B and C are of ratio 2:3:5. If the increments of 15%, 10% and 20% are done to their respective salaries, then find the new ratio of their salaries.

  1. 20:33:60
  2. 21:33:60
  3. 22:33:60
  4. 23:33:60

• 8. If Rs. 782 is divided into three parts, proportional to
  \begin{aligned}
  \frac{1}{2}:\frac{2}{3}:\frac{3}{4}
  \end{aligned}
  
  find the first part.

  1. 190
  2. 204
  3. 220
  4. 230

• 9. Rs. 120 are divided among A, B, C such that A's share is Rs. 20 more than B's and Rs. 20 less than C's. What is B's share

  1. Rs 10
  2. Rs 20
  3. Rs 24
  4. Rs 28

• 10. In a college, the ratio of the number of boys to girls is 8 : 5. If there are 200 girls, the total number of students in the college is

  1. 420
  2. 520
  3. 620
  4. 720

• 11. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is

  1. 2:5
  2. 3:5
  3. 4:5
  4. 6:5

• 12. In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is

  1. 20 liters
  2. 30 liters
  3. 50 liters
  4. 60 liters

• 13. If three numbers in the ratio 3 : 2: 5 be such that the sum of their squares is 1862, the middle number will be

  1. 10
  2. 14
  3. 18
  4. 22

• 14. A dog takes 3 leaps for every 5 leaps of a hare. If one leap of the dog is equal to 3 leaps of the hare, the ratio of the speed of the dog to that of the hare is

  1. 4:5
  2. 9:5
  3. 8:5
  4. 9:2

• 15. The least whole number which when subtracted from both the terms of the ratio 6 : 7 to give a ratio less than 16 : 21, is

  1. 3
  2. 4
  3. 5
  4. 6

• 16. The sum of three numbers is 98. If the ratio of the first to the second is 2:3 and that of the second to the third is 5:8, then the second number is

  1. 10
  2. 17
  3. 25
  4. 30

• 17. 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 present salary.

  1. 32000
  2. 34000
  3. 38000
  4. 40000

• 18. A and B together have Rs. 1210. If 4/15 of A's amount is equal to 2/5 of B's amount. How much amount B have.

  1. Rs 484
  2. Rs. 480
  3. Rs 478
  4. Rs 470

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

  1. 2:5
  2. 2:7
  3. 5:7
  4. 5:3

• 20. There are two numbers and their ratio is 3 : 9. If we substract 9 from both numbers then their ratio becomes 12 : 13, what is value is smaller number ?

  1. 23
  2. 27
  3. 31
  4. 33