1. If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then find the value of A:B:C:D

2. A ratio equivalent to 3 : 7 is:

3. The ratio 35 : 84 in its simplest form is:

4. The ratio of 1 hour to 300 seconds is:

5. If 2 : 9 :: x : 18, then find the value of x

6. In a class there are 20 boys and 15 girls. The ratio of boys to girls is:

7. Find the fourth proportion to 2,3,6

8. If a:b = 2:3 and b:c = 4:3, then find a:b:c

9. if x:y = 1:3, then find the value of (7x+3y):(2x+y)

10. If Rs. 782 is divided into three parts, proportional to 1/2 : 2/3 : 3/4, find the first part.

11. The ratio of 1.5 m to 10 cm is:

1 out of 2
12. In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is

13. The salaries of A, B and C are of ratio 2:3:5. If the increments of 15%, 10% and 20% are done to their respective salaries, then find the new ratio of their salaries.

14. In a college, the ratio of the number of boys to girls is 8 : 5. If there are 200 girls, the total number of students in the college is

15. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is

16. Rs. 120 are divided among A, B, C such that A's share is Rs. 20 more than B's and Rs. 20 less than C's. What is B's share

17. If three numbers in the ratio 3 : 2: 5 be such that the sum of their squares is 1862, the middle number will be

2 out of 2
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