Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 245 · 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 kg of rice costs ₹243, how many kg can you buy for ₹297?
2. 2.A car goes 60 km on 6 litres of petrol. How far can it go on 3 litres (in km)?
3. 3.7 painters can paint a school in 24 days. How many days would 3 painters take, working at the same speed?
4. 4.A hostel has enough food for 2 students for 26 days. How many days will the same food last for 4 students?
5. 5.8 painters can paint a school in 27 days. How many days would 6 painters take, working at the same speed?
6. 6.If 4 kg of rice costs ₹276, how many kg can you buy for ₹345?
7. 7.If 2 kites cost ₹22, how much do 4 kites cost (in ₹)?
8. 8.If 3 kg of rice costs ₹162, how many kg can you buy for ₹756?
9. 9.A car goes 55 km on 5 litres of petrol. How far can it go on 7 litres (in km)?
10. 10.If 9 kg of rice costs ₹522, how many kg can you buy for ₹812?
11. 11.If 8 kites cost ₹232, how much do 6 kites cost (in ₹)?
12. 12.4 painters can paint a school in 16 days. How many days would 16 painters take, working at the same speed?
13. 13.If 2 pens cost ₹96, how much do 7 pens cost (in ₹)?
14. 14.If 8 pens cost ₹160, how much do 18 pens cost (in ₹)?
15. 15.If 8 kg of rice costs ₹176, how many kg can you buy for ₹66?
16. 16.12 painters can paint a school in 13 days. How many days would 6 painters take, working at the same speed?
17. 17.A car goes 96 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
18. 18.9 painters can paint a school in 19 days. How many days would 3 painters take, working at the same speed?
19. 19.A car goes 230 km on 10 litres of petrol. How far can it go on 22 litres (in km)?
20. 20.If 7 bottles of juice cost ₹98, how much do 14 bottles of juice cost (in ₹)?
21. 21.A car goes 72 km on 6 litres of petrol. How far can it go on 28 litres (in km)?
22. 22.2 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
23. 23.A car goes 192 km on 12 litres of petrol. How far can it go on 37 litres (in km)?
24. 24.A car goes 54 km on 3 litres of petrol. How far can it go on 20 litres (in km)?
25. 25.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
26. 26.A car goes 100 km on 5 litres of petrol. How far can it go on 17 litres (in km)?
27. 27.A hostel has enough food for 4 students for 4 days. How many days will the same food last for 8 students?
28. 28.If 2 kg of rice costs ₹158, how many kg can you buy for ₹711?
29. 29.A hostel has enough food for 7 students for 21 days. How many days will the same food last for 21 students?
30. 30.A hostel has enough food for 11 students for 8 days. How many days will the same food last for 4 students?
31. 31.A car goes 16 km on 2 litres of petrol. How far can it go on 8 litres (in km)?
32. 32.If 8 erasers cost ₹232, how much do 16 erasers cost (in ₹)?
33. 33.If 4 cricket balls cost ₹36, how much do 11 cricket balls cost (in ₹)?
34. 34.A hostel has enough food for 6 students for 27 days. How many days will the same food last for 3 students?
35. 35.If 2 kg of rice costs ₹56, how many kg can you buy for ₹224?
36. 36.If 7 kg of rice costs ₹385, how many kg can you buy for ₹110?
37. 37.If 5 pens cost ₹290, how much do 2 pens cost (in ₹)?
38. 38.A car goes 110 km on 10 litres of petrol. How far can it go on 2 litres (in km)?
39. 39.A car goes 210 km on 10 litres of petrol. How far can it go on 15 litres (in km)?
40. 40.A car goes 90 km on 9 litres of petrol. How far can it go on 22 litres (in km)?

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