Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 557 · 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.A car goes 198 km on 11 litres of petrol. How far can it go on 20 litres (in km)?
2. 2.A hostel has enough food for 6 students for 4 days. How many days will the same food last for 2 students?
3. 3.A hostel has enough food for 4 students for 21 days. How many days will the same food last for 14 students?
4. 4.A car goes 120 km on 10 litres of petrol. How far can it go on 5 litres (in km)?
5. 5.If 6 kites cost ₹276, how much do 11 kites cost (in ₹)?
6. 6.A car goes 38 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
7. 7.8 painters can paint a school in 24 days. How many days would 16 painters take, working at the same speed?
8. 8.A car goes 160 km on 10 litres of petrol. How far can it go on 15 litres (in km)?
9. 9.A car goes 153 km on 9 litres of petrol. How far can it go on 37 litres (in km)?
10. 10.A hostel has enough food for 6 students for 17 days. How many days will the same food last for 2 students?
11. 11.If 5 bottles of juice cost ₹150, how much do 4 bottles of juice cost (in ₹)?
12. 12.9 painters can paint a school in 30 days. How many days would 15 painters take, working at the same speed?
13. 13.A car goes 200 km on 10 litres of petrol. How far can it go on 4 litres (in km)?
14. 14.A car goes 39 km on 3 litres of petrol. How far can it go on 9 litres (in km)?
15. 15.A car goes 66 km on 3 litres of petrol. How far can it go on 19 litres (in km)?
16. 16.If 9 kg of rice costs ₹333, how many kg can you buy for ₹518?
17. 17.If 6 mangoes cost ₹66, how much do 2 mangoes cost (in ₹)?
18. 18.If 9 kg of rice costs ₹378, how many kg can you buy for ₹420?
19. 19.A hostel has enough food for 12 students for 20 days. How many days will the same food last for 10 students?
20. 20.A car goes 88 km on 4 litres of petrol. How far can it go on 31 litres (in km)?
21. 21.If 2 kg of rice costs ₹96, how many kg can you buy for ₹192?
22. 22.A car goes 69 km on 3 litres of petrol. How far can it go on 25 litres (in km)?
23. 23.A car goes 64 km on 4 litres of petrol. How far can it go on 25 litres (in km)?
24. 24.A car goes 264 km on 12 litres of petrol. How far can it go on 36 litres (in km)?
25. 25.A car goes 77 km on 7 litres of petrol. How far can it go on 17 litres (in km)?
26. 26.If 9 kg of rice costs ₹549, how many kg can you buy for ₹732?
27. 27.If 4 kg of rice costs ₹196, how many kg can you buy for ₹343?
28. 28.A car goes 48 km on 4 litres of petrol. How far can it go on 13 litres (in km)?
29. 29.A hostel has enough food for 12 students for 22 days. How many days will the same food last for 6 students?
30. 30.If 3 mangoes cost ₹27, how much do 7 mangoes cost (in ₹)?
31. 31.If 6 kg of rice costs ₹168, how many kg can you buy for ₹336?
32. 32.If 7 bottles of juice cost ₹112, how much do 16 bottles of juice cost (in ₹)?
33. 33.A car goes 45 km on 5 litres of petrol. How far can it go on 21 litres (in km)?
34. 34.If 5 bottles of juice cost ₹135, how much do 9 bottles of juice cost (in ₹)?
35. 35.2 painters can paint a school in 24 days. How many days would 8 painters take, working at the same speed?
36. 36.If 11 bottles of juice cost ₹330, how much do 2 bottles of juice cost (in ₹)?
37. 37.A hostel has enough food for 8 students for 5 days. How many days will the same food last for 5 students?
38. 38.A car goes 225 km on 9 litres of petrol. How far can it go on 12 litres (in km)?
39. 39.A car goes 38 km on 2 litres of petrol. How far can it go on 40 litres (in km)?
40. 40.A hostel has enough food for 3 students for 17 days. How many days will the same food last for 17 students?

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