Ratio and Proportion Questions for IDBI PO 2017

Q1. A particular sum was divided among A, B and C in the ratio 2 : 6 : 7, respectively. If the among received by A was Rs. 4908, what was the difference between the amounts received by B and C?

(a) Rs. 2454

(b) Rs. 3494

(d) Rs. 2481

(e) Rs. 2568

Q2. A certain amount was to be distributed among A, B and C in the ratio 2 : 3 : 4 respectively, but was erroneously distributed in the ratio 7 : 2 : 5, respectively. As a result of this, B got Rs. 40 less. What is the amount?

(a) Rs. 210

(b) Rs. 270

(d) Rs. 280

(e) Rs. 360

Q3. An amount of money is to divided among P, Q and R in the ratio of 3 : 5 : 7, respectively. If the amount received by R is Rs. 4000 more than the amount received by Q, what will be the total received by P and Q together?

(a) Rs. 8000

(b) Rs. 12000

(d) Cannot be determined

(e) None of these

Q4. The angle of a quadrilateral are in ratio of 3 : 5 : 9 : 7. The second largest angle of the quadrilateral is equal to the largest angle of a triangle. One of the angles of the triangle is 25°. What is the value of second largest angle of the triangle?

(e) None of these

Q5. The ratio between the three angles of a quadrilateral is 1 : 6 : 2, respectively. The value of the fourth angle of the quadrilateral is 45°. What is the difference between the value of the largest and the smallest angles of the quadrilateral?

(e) None of these

Q6. The ratio of the number of students studying in schools A, B and C is 5 : 8 : 4, respectively. If the number of students studying in each of the schools in increased by 20%, 25% and 30% respectively, what will be the new respective ratio of the students in schools A, B and C?

(a) 13 : 25 : 15

(b) 20 : 25 : 13

(d) Cannot be determine

(e) None of the above

Q7. In a school the number of boys and that of the girls are in the respective ratio of 2 : 3. If the number of boys is increased by 20% and that of girls is increased by 10%, what will be the new ratio of number of boys to that of the girls?

(a) 14 : 5

(b) 5 : 8

(d) Data inadequate

(e) None of these

Q8. Number of students in Arts and Science faculties in an institute are in the ratio of 5 : 8, respectively. If 150 more students join Art faculty while 80 more students join Science faculty, the respective ratio becomes 3 : 4. Originally what was the total number of students in both faculties together?

(d) Cannot be determined

(e) None of these

Q9. The ratio of the present ages of Mahesh and Ajay is respectively 3 : 2. After 8 yr, ratio of their ages will be 11 : 8. What will be the present age of Mahesh’s son if his age is half of the present age of Ajay?

(e) None of these

Q10. The respective ratio between present age of Manoj and Wasim is 3 : 11. Wasim is 12 yr younger than Rehana. Rehana’s age after 7yr will be 85 yr. What is the present age of Manoj’s father who is 25 yr older then Manoj?

(e) None of these

Q11. Radha’s present ages is three year less than twice her age 12 yr ago. Also the respective ratio Raj’s present age and Radha’s present age is 4 : 9. What will be Raj’s age after 5 yr?

(d) Cannot be determined

(e) None of these

Q12. 400 persons, working 9 h per day complete 1/4th of the work in 10 days. The number of persons, working 8 h per day, required to complete the remaining work in 20 days, is

(e) None of these

Q13. 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day four pumps work to empty the tank in 1 day?

(e) None of these

Q14. If x : y = 4 : 5, then (3x + y) : (5x + 3y) is equal to

(d) 35 : 17

(e) None of these

Q15. Cost of a diamond varies directly as the square of its weight. A diamond broke into four pieces with their weights in the ratio 1 : 2 : 3 : 4. If the loss in the total value of the diamond was 70000, the price of the original diamond was

(a) Rs. 100000

(b) Rs. 140000

(d) Rs. 175000

(e) None of these

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