Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 116 · 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 3 kites cost ₹15, how much do 18 kites cost (in ₹)?
2. 2.7 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
3. 3.A car goes 200 km on 10 litres of petrol. How far can it go on 29 litres (in km)?
4. 4.If 7 kg of rice costs ₹287, how many kg can you buy for ₹369?
5. 5.If 8 kg of rice costs ₹368, how many kg can you buy for ₹414?
6. 6.3 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
7. 7.A hostel has enough food for 5 students for 10 days. How many days will the same food last for 10 students?
8. 8.A car goes 154 km on 11 litres of petrol. How far can it go on 36 litres (in km)?
9. 9.If 8 cricket balls cost ₹424, how much do 18 cricket balls cost (in ₹)?
10. 10.A car goes 48 km on 6 litres of petrol. How far can it go on 2 litres (in km)?
11. 11.A car goes 198 km on 11 litres of petrol. How far can it go on 34 litres (in km)?
12. 12.A car goes 70 km on 5 litres of petrol. How far can it go on 7 litres (in km)?
13. 13.A hostel has enough food for 6 students for 30 days. How many days will the same food last for 18 students?
14. 14.A car goes 207 km on 9 litres of petrol. How far can it go on 27 litres (in km)?
15. 15.4 painters can paint a school in 13 days. How many days would 2 painters take, working at the same speed?
16. 16.A car goes 230 km on 10 litres of petrol. How far can it go on 39 litres (in km)?
17. 17.A car goes 144 km on 6 litres of petrol. How far can it go on 39 litres (in km)?
18. 18.If 9 kg of rice costs ₹783, how many kg can you buy for ₹1305?
19. 19.A car goes 84 km on 6 litres of petrol. How far can it go on 36 litres (in km)?
20. 20.If 2 pencil boxes cost ₹56, how much do 11 pencil boxes cost (in ₹)?
21. 21.7 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
22. 22.12 painters can paint a school in 6 days. How many days would 18 painters take, working at the same speed?
23. 23.If 2 kg of rice costs ₹120, how many kg can you buy for ₹540?
24. 24.A car goes 90 km on 6 litres of petrol. How far can it go on 34 litres (in km)?
25. 25.If 2 pencil boxes cost ₹114, how much do 4 pencil boxes cost (in ₹)?
26. 26.A hostel has enough food for 5 students for 8 days. How many days will the same food last for 2 students?
27. 27.A car goes 84 km on 6 litres of petrol. How far can it go on 34 litres (in km)?
28. 28.If 7 pens cost ₹385, how much do 17 pens cost (in ₹)?
29. 29.A hostel has enough food for 5 students for 12 days. How many days will the same food last for 4 students?
30. 30.A hostel has enough food for 3 students for 26 days. How many days will the same food last for 13 students?
31. 31.If 12 bottles of juice cost ₹420, how much do 2 bottles of juice cost (in ₹)?
32. 32.If 2 bottles of juice cost ₹102, how much do 12 bottles of juice cost (in ₹)?
33. 33.A hostel has enough food for 10 students for 5 days. How many days will the same food last for 5 students?
34. 34.A hostel has enough food for 8 students for 30 days. How many days will the same food last for 5 students?
35. 35.If 3 kg of rice costs ₹243, how many kg can you buy for ₹648?
36. 36.A car goes 36 km on 2 litres of petrol. How far can it go on 3 litres (in km)?
37. 37.If 7 kg of rice costs ₹350, how many kg can you buy for ₹650?
38. 38.If 8 kg of rice costs ₹544, how many kg can you buy for ₹680?
39. 39.A car goes 60 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
40. 40.A car goes 300 km on 12 litres of petrol. How far can it go on 29 litres (in km)?

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