Ratio and Proportion MCQs for Competitive Examination

Solve the following problems.

Q. 1 The ratio of the present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali’s age?

Q. 2 In an army selection process, the ratio of selected to unselected was 3:1. If 60 less had applied and 30 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

Q. 6 By increasing the price of entry ticket to a fair in the ratio 11:16, the number of visitors to the fair has decreased in the ratio 19:9. In what ratio has the total collection increased or decreased?

(A) Decreased in the ratio 209:144 (B) Increased in the ratio 144:209 (C) Increased in the ratio 99:304 (D) Decreased in the ratio 304:99

Answer: (A) Decreased in the ration 209:144 Explanation: N/A

Q. 7 By increasing the price of entry ticket to a fair in the ratio 3:7, the number of visitors to the fair has decreased in the ratio 16:13. In what ratio has the total collection increased or decreased?

(A) Decreased in the ratio 91:48 (B) Increased in the ratio 48:91 (C) Increased in the ratio 39:112 (D) Decreased in the ratio 112:39

Q. 16 In an army selection process, the ratio of selected to unselected candidates was 9:2. If 80 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

Q. 19 The number of pupils in a class is 55. The ratio of the number of male pupils to the number of female pupils is 5: 6. The number of female pupils is