ICSE Class 6 Mathematics - Ratio and Proportion - Test 5 (Comprehensive)
1. Simplify the ratio 35:49.
A. 7:5
B. 5:7
C. 35:7
2. There are 32 pens and 40 pencils. What is the ratio of pens to pencils in simplest form?
A. 5:4
B. 8:10
C. 4:5
3. In a class, there are 12 boys and 18 girls. What is the ratio of total students to boys?
A. 5:2
B. 2:5
C. 3:2
4. Which ratio is equivalent to 7:10?
A. 14:10
B. 21:30
C. 10:7
5. Are 14:21 and 22:33 in proportion?
A. No
B. Cannot say
C. Yes
6. Find the missing number: 6:9 = ?:27
A. 18
B. 21
C. 24
7. Find the missing number: 14:? = 2:5
A. 28
B. 35
C. 42
8. ₹121 is divided in the ratio 7:4. What is the second share?
A. ₹55
B. ₹77
C. ₹44
9. If 7 erasers cost ₹84, what is the cost of 11 erasers?
A. ₹132
B. ₹124
C. ₹144
10. Find the ratio of 3 kg to 1200 g in simplest form.
A. 2:5
B. 5:2
C. 3:12
11. Find the ratio of 90 minutes to 2 hours in simplest form.
A. 4:3
B. 9:2
C. 3:4
12. Find the ratio of 750 ml to 2 litres in simplest form.
A. 3:8
B. 8:3
C. 75:2
13. In the proportion 6:11 = 18:33, what is the product of the extremes?
A. 108
B. 198
C. 363
14. In the proportion 6:11 = 18:33, what is the product of the means?
A. 66
B. 183
C. 198
15. Which pair of ratios forms a proportion?
A. 13:15 and 26:30
B. 4:9 and 8:27
C. 5:7 and 15:28
16. Are 4:9 and 16:27 in proportion?
A. Yes
B. No
C. Cannot say
17. Red flowers and yellow flowers are in the ratio 7:5. If there are 96 flowers in all, how many red flowers are there?
A. 40
B. 48
C. 56
18. A team’s wins and losses are in the ratio 5:3. If the team lost 18 matches, how many matches did it win?
A. 30
B. 24
C. 36
19. Girls and boys are in the ratio 6:5. If there are 42 girls, how many students are there in all?
A. 70
B. 77
C. 84
20. Milk and water are mixed in the ratio 4:3. If the mixture is 56 litres, how much water is there?
A. 32 litres
B. 28 litres
C. 24 litres