Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 377 · 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 115 km on 5 litres of petrol. How far can it go on 38 litres (in km)?
2. 2.3 painters can paint a school in 15 days. How many days would 15 painters take, working at the same speed?
3. 3.If 8 cricket balls cost ₹168, how much do 14 cricket balls cost (in ₹)?
4. 4.A car goes 66 km on 6 litres of petrol. How far can it go on 21 litres (in km)?
5. 5.A car goes 72 km on 8 litres of petrol. How far can it go on 20 litres (in km)?
6. 6.A hostel has enough food for 3 students for 24 days. How many days will the same food last for 4 students?
7. 7.If 3 kites cost ₹18, how much do 15 kites cost (in ₹)?
8. 8.If 7 erasers cost ₹266, how much do 20 erasers cost (in ₹)?
9. 9.If 11 bottles of juice cost ₹660, how much do 20 bottles of juice cost (in ₹)?
10. 10.If 2 pens cost ₹26, how much do 12 pens cost (in ₹)?
11. 11.If 7 pens cost ₹21, how much do 4 pens cost (in ₹)?
12. 12.A hostel has enough food for 4 students for 15 days. How many days will the same food last for 10 students?
13. 13.A car goes 147 km on 7 litres of petrol. How far can it go on 20 litres (in km)?
14. 14.A car goes 36 km on 2 litres of petrol. How far can it go on 20 litres (in km)?
15. 15.If 5 kg of rice costs ₹445, how many kg can you buy for ₹979?
16. 16.If 4 kg of rice costs ₹216, how many kg can you buy for ₹540?
17. 17.If 7 kg of rice costs ₹630, how many kg can you buy for ₹1260?
18. 18.If 3 kites cost ₹114, how much do 6 kites cost (in ₹)?
19. 19.A car goes 125 km on 5 litres of petrol. How far can it go on 40 litres (in km)?
20. 20.A car goes 156 km on 12 litres of petrol. How far can it go on 23 litres (in km)?
21. 21.A car goes 150 km on 10 litres of petrol. How far can it go on 28 litres (in km)?
22. 22.A car goes 140 km on 7 litres of petrol. How far can it go on 24 litres (in km)?
23. 23.A car goes 112 km on 8 litres of petrol. How far can it go on 11 litres (in km)?
24. 24.8 painters can paint a school in 20 days. How many days would 5 painters take, working at the same speed?
25. 25.6 painters can paint a school in 18 days. How many days would 4 painters take, working at the same speed?
26. 26.If 6 notebooks cost ₹252, how much do 13 notebooks cost (in ₹)?
27. 27.If 5 kites cost ₹300, how much do 11 kites cost (in ₹)?
28. 28.If 5 notebooks cost ₹140, how much do 15 notebooks cost (in ₹)?
29. 29.A car goes 300 km on 12 litres of petrol. How far can it go on 6 litres (in km)?
30. 30.A hostel has enough food for 2 students for 23 days. How many days will the same food last for 23 students?
31. 31.A car goes 24 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
32. 32.A car goes 72 km on 4 litres of petrol. How far can it go on 12 litres (in km)?
33. 33.A car goes 150 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
34. 34.If 9 kg of rice costs ₹747, how many kg can you buy for ₹415?
35. 35.If 5 kg of rice costs ₹230, how many kg can you buy for ₹506?
36. 36.A car goes 80 km on 4 litres of petrol. How far can it go on 11 litres (in km)?
37. 37.A car goes 56 km on 7 litres of petrol. How far can it go on 31 litres (in km)?
38. 38.If 8 kg of rice costs ₹416, how many kg can you buy for ₹572?
39. 39.4 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
40. 40.A hostel has enough food for 3 students for 25 days. How many days will the same food last for 5 students?

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude