Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 21 · 40 questions

The method (Go through one): Find the value of one: divide. Multiply by the number you need. Inverse (more workers → fewer days): multiply first to find the total work, then divide.

1. 1.If 9 notebooks cost ₹36, how much do 17 notebooks cost (in ₹)?
2. 2.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
3. 3.If 3 kg of rice costs ₹210, how many kg can you buy for ₹490?
4. 4.If 4 cricket balls cost ₹204, how much do 16 cricket balls cost (in ₹)?
5. 5.If 6 pens cost ₹204, how much do 7 pens cost (in ₹)?
6. 6.If 5 kg of rice costs ₹375, how many kg can you buy for ₹150?
7. 7.If 3 kites cost ₹87, how much do 9 kites cost (in ₹)?
8. 8.If 7 cricket balls cost ₹133, how much do 5 cricket balls cost (in ₹)?
9. 9.If 7 pencil boxes cost ₹119, how much do 2 pencil boxes cost (in ₹)?
10. 10.If 12 notebooks cost ₹228, how much do 4 notebooks cost (in ₹)?
11. 11.If 6 kg of rice costs ₹144, how many kg can you buy for ₹288?
12. 12.A car goes 242 km on 11 litres of petrol. How far can it go on 8 litres (in km)?
13. 13.If 12 erasers cost ₹384, how much do 20 erasers cost (in ₹)?
14. 14.If 3 kg of rice costs ₹117, how many kg can you buy for ₹507?
15. 15.A car goes 160 km on 8 litres of petrol. How far can it go on 34 litres (in km)?
16. 16.A car goes 153 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
17. 17.If 10 notebooks cost ₹350, how much do 20 notebooks cost (in ₹)?
18. 18.A hostel has enough food for 10 students for 30 days. How many days will the same food last for 5 students?
19. 19.If 8 kg of rice costs ₹256, how many kg can you buy for ₹352?
20. 20.If 8 kg of rice costs ₹224, how many kg can you buy for ₹112?
21. 21.4 painters can paint a school in 26 days. How many days would 2 painters take, working at the same speed?
22. 22.A car goes 140 km on 10 litres of petrol. How far can it go on 28 litres (in km)?
23. 23.If 12 pens cost ₹480, how much do 10 pens cost (in ₹)?
24. 24.If 5 kg of rice costs ₹105, how many kg can you buy for ₹252?
25. 25.A car goes 190 km on 10 litres of petrol. How far can it go on 20 litres (in km)?
26. 26.If 3 kites cost ₹84, how much do 13 kites cost (in ₹)?
27. 27.6 painters can paint a school in 24 days. How many days would 9 painters take, working at the same speed?
28. 28.If 3 cricket balls cost ₹69, how much do 15 cricket balls cost (in ₹)?
29. 29.If 9 pencil boxes cost ₹99, how much do 11 pencil boxes cost (in ₹)?
30. 30.A car goes 32 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
31. 31.If 2 kg of rice costs ₹142, how many kg can you buy for ₹568?
32. 32.If 11 pencil boxes cost ₹418, how much do 6 pencil boxes cost (in ₹)?
33. 33.If 5 pencil boxes cost ₹210, how much do 14 pencil boxes cost (in ₹)?
34. 34.If 4 kg of rice costs ₹188, how many kg can you buy for ₹235?
35. 35.If 10 erasers cost ₹540, how much do 4 erasers cost (in ₹)?
36. 36.4 painters can paint a school in 30 days. How many days would 2 painters take, working at the same speed?
37. 37.A car goes 45 km on 5 litres of petrol. How far can it go on 24 litres (in km)?
38. 38.11 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
39. 39.A hostel has enough food for 8 students for 28 days. How many days will the same food last for 14 students?
40. 40.If 9 pens cost ₹180, how much do 4 pens cost (in ₹)?

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