Ratio and Proportion MCQ 1 5% Question 1 of 20 1. In a library, the ratio of number of story books to that of non-story books was 4:3 and total number of story books was 1248. When some more story books were bought, the ratio became 5:3. Find the number of story books bought.3123219361560Question 1 of 20Question 2 of 20 2. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:2 : 5 3 : 54 : 56 : 7Question 2 of 20Question 3 of 20 3. If a : b : c = 3 : 4 : 7, then the ratio (a + b + c) : c is equal to2 : 114 : 37 : 21 : 2Question 3 of 20Question 4 of 20 4. 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?Rs. 500Rs. 1500Rs. 2000None of theseQuestion 4 of 20Question 5 of 20 5. Rs. 8400 is divided among A, B, C and D in such a way that the shares of A and B, B and C, and C and D are in the ratios of 2:3, 4:5 and 6:7 respectively. The share of A isRs. 1280Rs. 8400Rs. 8210Rs. 1320Question 5 of 20Question 6 of 20 6. In a library, the ratio of number of story books to that of non-story books was 4:3 and total number of story books was 1248. When some more story books were bought, the ratio became 5:3. Find the number of story books bought.312 3219361560Question 6 of 20Question 7 of 20 7. Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?2 : 3 : 46 : 7 : 86 : 8 : 9None of theseQuestion 7 of 20Question 8 of 20 8. If A and B are in the ratio 3 : 4, and B and C in the ratio 12 : 13, then A and C will be in the ratio3 : 13 9 : 1336 : 1313 : 9Question 8 of 20Question 9 of 20 9. The ratio of market prices of wheat and paddy is 2:3 and the ratio of quantities consumed in a family is 5:4. Find the ratio of expenditure of wheat and paddy.6:55:61:18:15Question 9 of 20Question 10 of 20 10. 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?Rs. 500Rs. 1500Rs. 2000None of theseQuestion 10 of 20Question 11 of 20 11. The inverse ratio of 3: 2: 1 is?1:2:32:3:1 3:1:2 2:3:6Question 11 of 20Question 12 of 20 12. The ratio of numbers of girls and boys participating in sports of a school is 4:5. If the number of girls is 212, determine the number of boys participating in the sports.256265251263Question 12 of 20Question 13 of 20 13. Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?2 : 3 : 46 : 7 : 86 : 8 : 9None of theseQuestion 13 of 20Question 14 of 20 14. The duplicate ratio of 3:4 is?4:36:89:163:4Question 14 of 20Question 15 of 20 15. The salaries of A, B and C are in the ratio 1 : 3 : 4. If the salaries are increased by 5%, 10% and 15% respectively, then the increased salaries will be in the ratio20 : 66 : 95 21 : 66 : 9621 : 66 : 9219 : 66 : 92Question 15 of 20Question 16 of 20 16. The three numbers are in the ratio 1/2 : 2/3 : 3/4. The difference between greatest and smallest numbers is 36. Find the numbers.72, 84, 10860, 72, 9672, 84, 96 72, 96, 108Question 16 of 20Question 17 of 20 17. In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quantity of water to be further added is:20 litres30 litres40 litres60 litresQuestion 17 of 20Question 18 of 20 18. The triplicate ratio of 1:2 is?8:11:8 2:1 1:2Question 18 of 20Question 19 of 20 19. If A : B = 2 : 3 and B : C = 4 : 5 then A : B : C is2 : 3 : 55 : 4 : 68 : 12 : 156 : 4 : 5Question 19 of 20Question 20 of 20 20. If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then A:B:C:D is18:24:30:3516:24:30:3516:22:30:3516:24:15:35Question 20 of 20 Loading...