Ratio and Proportion Questions and Answers Aptitude Problems

Ratio and Proportion Questions and answers for Competitve Exams

Q.51 A certain ship floats with 3/5 of its weight above the water. What is the ratio of the ship’s submerged weight to its exposed weight?

(A) 3: 8

(B) 2: 5

(C) 3: 5

(D) 2: 3

Q.52 Ratio of boys to girls in a class is 5: 3. Which of these cannot be the number of students in the class?

(A) 32

(B) 40

(C) 36

(D) 56

To know more about Synonyms: synonyms-words-for-ssc-exam

Q.53 A student finishes the first half of an exam in two thirds of the time it takes him to finish the second half. If the whole exam takes him an hour and half, how many minutes does he spend on the second half of the exam?

(A) 36

(B) 54

(C) 60

(D) 44

Q.54 A servant is paid a total of Rs. 100 and a turban for a full year’s service. If the works for only 9 months and received in return Rs. 65 + turban. What is the value of the turban?

(A) Rs. 9

(B) Rs. 10

(C) Rs. 40

(D) Rs. 50

Q.55 A student took 3 papers the full marks of which were in the ratio 1: 2 : 3. His marks in these papers were in proportion of 6; 7: 8. He obtained 60% aggregate. The number of papers in which he obtained more than 50% marks was….

(A) 1

(B) 2

(C) data inconsistent

(D) None of these

Q. 56 Ram gives 1/5 of his income to his mother, 2/5 of the remainder to his brother and his sister and 140 rupees to his friends. Now if he is left with 1/5th of his earnings, find his earnings.

(A) Rs. 600

(B) Rs. 500

(C) Rs. 875

(D) Rs. 1100

Q.57 A covers a circular track in 15 minutes while B does so in 25 minutes. In how much time will ‘A’ and ‘B’ be together again? (They start running in the same direction from the same point.)

(A) 75 min

(B) 50 min

(C) 45 min

(D) 37.5 min

Q.58 50 men can do a job working 10 hours per day in 8 days. If 20 boys and 15 girls work 15 hours per day, in how many days can the job completed. Given that boys and girls work equally hard and each of them work half as hard as a man.

(A) 15.24 days approx.

(B) 20 days

(C) 12 days

(D) None of these

Q.59 The incomes of A and B are in the ratio of 3: 2 and their expenditures are in the ratio of 5: 3. If each saves Rs. 1000, their incomes are…….

(A) 6000, 4000

(B) 12000, 8000

(C) 15000, 10000

(D) None of these

Q.60 An alloy of tin and copper has 6 pounds of copper for every 4 pounds of tin. If 300 pounds of this alloy is made, how many pounds of tin need to be added in order to make the ratio of tin and copper 1: 17?

(A) 30

(B) 60

(C) 90

(D) 120