Ratio and Proportion Worksheet

Quantitative aptitude lesson 8: Ratio and proportion · Set 587 · 40 questions

The method (One part): Divide in a ratio a : b: one part = total ÷ (a + b); shares are a parts and b parts. If you know one share, one part = that share ÷ its number of parts. Proportion a : b = c : d means a × d = b × c (fourth proportional d = b × c ÷ a; third proportional to a and b is b × b ÷ a).

1. 1.Divide ₹374 between Kavya and Sneha in the ratio 7 : 4. How much does Kavya get (in ₹)?
2. 2.Find the third proportional to 8 and 16 (that is, 8 : 16 = 16 : ?).
3. 3.Find the third proportional to 7 and 14 (that is, 7 : 14 = 14 : ?).
4. 4.Divide ₹180 between Rohan and Rahul in the ratio 2 : 3. How much does Rohan get (in ₹)?
5. 5.Find the third proportional to 7 and 21 (that is, 7 : 21 = 21 : ?).
6. 6.Divide ₹264 between Saanvi and Isha in the ratio 8 : 3. How much does Isha get (in ₹)?
7. 7.Divide ₹288 between Meera and Tara in the ratio 9 : 7. How much does Tara get (in ₹)?
8. 8.The ratio of boys to girls in a class is 1 : 4. There are 5 boys. How many girls are there?
9. 9.Find the third proportional to 3 and 6 (that is, 3 : 6 = 6 : ?).
10. 10.12 : 4 = 24 : ?
11. 11.Find the third proportional to 4 and 8 (that is, 4 : 8 = 8 : ?).
12. 12.11 : 5 = 99 : ?
13. 13.Divide ₹572 between Dev and Sneha in the ratio 6 : 5. How much does Sneha get (in ₹)?
14. 14.The ratio of boys to girls in a class is 8 : 1. There are 40 boys. How many girls are there?
15. 15.Divide ₹121 between Arjun and Meera in the ratio 5 : 6. How much does Arjun get (in ₹)?
16. 16.Divide ₹624 between Ananya and Priya in the ratio 5 : 8. How much does Priya get (in ₹)?
17. 17.Divide ₹420 between Vivaan and Karan in the ratio 8 : 7. How much does Vivaan get (in ₹)?
18. 18.The ratio of boys to girls in a class is 8 : 7. There are 24 boys. How many girls are there?
19. 19.Find the third proportional to 4 and 12 (that is, 4 : 12 = 12 : ?).
20. 20.Find the third proportional to 3 and 9 (that is, 3 : 9 = 9 : ?).
21. 21.The ratio of boys to girls in a class is 5 : 6. There are 50 boys. How many girls are there?
22. 22.8 : 5 = 32 : ?
23. 23.Divide ₹112 between Aarav and Vivaan in the ratio 1 : 7. How much does Aarav get (in ₹)?
24. 24.Find the third proportional to 5 and 20 (that is, 5 : 20 = 20 : ?).
25. 25.The ratio of boys to girls in a class is 1 : 4. There are 6 boys. How many girls are there?
26. 26.5 : 4 = 25 : ?
27. 27.The ratio of boys to girls in a class is 2 : 9. There are 18 boys. How many girls are there?
28. 28.Divide ₹66 between Aditya and Pooja in the ratio 5 : 1. How much does Pooja get (in ₹)?
29. 29.Find the third proportional to 6 and 18 (that is, 6 : 18 = 18 : ?).
30. 30.Find the third proportional to 5 and 10 (that is, 5 : 10 = 10 : ?).
31. 31.7 : 9 = 21 : ?
32. 32.Divide ₹708 between Diya and Ananya in the ratio 7 : 5. How much does Diya get (in ₹)?
33. 33.Divide ₹96 between Pooja and Rahul in the ratio 1 : 5. How much does Pooja get (in ₹)?
34. 34.Divide ₹50 between Ananya and Kabir in the ratio 2 : 3. How much does Ananya get (in ₹)?
35. 35.Divide ₹390 between Tara and Kavya in the ratio 3 : 7. How much does Tara get (in ₹)?
36. 36.The ratio of boys to girls in a class is 4 : 7. There are 8 boys. How many girls are there?
37. 37.9 : 6 = 63 : ?
38. 38.Find the third proportional to 9 and 27 (that is, 9 : 27 = 27 : ?).
39. 39.Divide ₹598 between Rohan and Meera in the ratio 7 : 6. How much does Meera get (in ₹)?
40. 40.Divide ₹70 between Sneha and Priya in the ratio 6 : 1. How much does Sneha get (in ₹)?

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