Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 16 · 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 ₹207, how many kg can you buy for ₹322?
2. 2.6 painters can paint a school in 19 days. How many days would 2 painters take, working at the same speed?
3. 3.If 2 kg of rice costs ₹128, how many kg can you buy for ₹448?
4. 4.4 painters can paint a school in 5 days. How many days would 10 painters take, working at the same speed?
5. 5.If 8 kites cost ₹240, how much do 3 kites cost (in ₹)?
6. 6.A hostel has enough food for 9 students for 18 days. How many days will the same food last for 3 students?
7. 7.A car goes 252 km on 12 litres of petrol. How far can it go on 21 litres (in km)?
8. 8.If 4 erasers cost ₹36, how much do 7 erasers cost (in ₹)?
9. 9.A car goes 33 km on 3 litres of petrol. How far can it go on 31 litres (in km)?
10. 10.A car goes 140 km on 10 litres of petrol. How far can it go on 23 litres (in km)?
11. 11.If 6 cricket balls cost ₹210, how much do 15 cricket balls cost (in ₹)?
12. 12.If 12 notebooks cost ₹696, how much do 20 notebooks cost (in ₹)?
13. 13.A car goes 81 km on 9 litres of petrol. How far can it go on 7 litres (in km)?
14. 14.8 painters can paint a school in 28 days. How many days would 16 painters take, working at the same speed?
15. 15.A hostel has enough food for 3 students for 20 days. How many days will the same food last for 20 students?
16. 16.A car goes 144 km on 8 litres of petrol. How far can it go on 24 litres (in km)?
17. 17.A car goes 36 km on 2 litres of petrol. How far can it go on 16 litres (in km)?
18. 18.If 4 mangoes cost ₹200, how much do 19 mangoes cost (in ₹)?
19. 19.A car goes 99 km on 11 litres of petrol. How far can it go on 10 litres (in km)?
20. 20.A car goes 96 km on 12 litres of petrol. How far can it go on 24 litres (in km)?
21. 21.If 9 kg of rice costs ₹369, how many kg can you buy for ₹246?
22. 22.If 7 kg of rice costs ₹483, how many kg can you buy for ₹621?
23. 23.If 3 kg of rice costs ₹252, how many kg can you buy for ₹1008?
24. 24.If 10 mangoes cost ₹70, how much do 15 mangoes cost (in ₹)?
25. 25.A car goes 105 km on 5 litres of petrol. How far can it go on 7 litres (in km)?
26. 26.If 2 kg of rice costs ₹84, how many kg can you buy for ₹168?
27. 27.A car goes 100 km on 4 litres of petrol. How far can it go on 35 litres (in km)?
28. 28.11 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
29. 29.If 12 erasers cost ₹276, how much do 4 erasers cost (in ₹)?
30. 30.A car goes 220 km on 11 litres of petrol. How far can it go on 16 litres (in km)?
31. 31.A car goes 63 km on 7 litres of petrol. How far can it go on 27 litres (in km)?
32. 32.A car goes 198 km on 11 litres of petrol. How far can it go on 4 litres (in km)?
33. 33.A car goes 66 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
34. 34.If 3 erasers cost ₹96, how much do 6 erasers cost (in ₹)?
35. 35.If 8 kites cost ₹456, how much do 7 kites cost (in ₹)?
36. 36.A car goes 48 km on 4 litres of petrol. How far can it go on 6 litres (in km)?
37. 37.If 2 kg of rice costs ₹74, how many kg can you buy for ₹185?
38. 38.If 8 pens cost ₹88, how much do 19 pens cost (in ₹)?
39. 39.12 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
40. 40.If 6 mangoes cost ₹204, how much do 19 mangoes cost (in ₹)?

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