Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 339 · 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 7 erasers cost ₹112, how much do 14 erasers cost (in ₹)?
2. 2.A car goes 78 km on 6 litres of petrol. How far can it go on 17 litres (in km)?
3. 3.If 4 kg of rice costs ₹160, how many kg can you buy for ₹280?
4. 4.A car goes 216 km on 9 litres of petrol. How far can it go on 21 litres (in km)?
5. 5.3 painters can paint a school in 14 days. How many days would 21 painters take, working at the same speed?
6. 6.A car goes 132 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
7. 7.6 painters can paint a school in 11 days. How many days would 22 painters take, working at the same speed?
8. 8.If 4 cricket balls cost ₹220, how much do 7 cricket balls cost (in ₹)?
9. 9.If 3 notebooks cost ₹150, how much do 12 notebooks cost (in ₹)?
10. 10.3 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
11. 11.A car goes 80 km on 4 litres of petrol. How far can it go on 27 litres (in km)?
12. 12.If 5 kg of rice costs ₹185, how many kg can you buy for ₹111?
13. 13.A car goes 72 km on 8 litres of petrol. How far can it go on 27 litres (in km)?
14. 14.A hostel has enough food for 3 students for 21 days. How many days will the same food last for 9 students?
15. 15.A car goes 102 km on 6 litres of petrol. How far can it go on 3 litres (in km)?
16. 16.6 painters can paint a school in 13 days. How many days would 3 painters take, working at the same speed?
17. 17.A hostel has enough food for 2 students for 14 days. How many days will the same food last for 7 students?
18. 18.If 3 erasers cost ₹30, how much do 2 erasers cost (in ₹)?
19. 19.A car goes 189 km on 9 litres of petrol. How far can it go on 2 litres (in km)?
20. 20.A car goes 77 km on 7 litres of petrol. How far can it go on 21 litres (in km)?
21. 21.A car goes 42 km on 3 litres of petrol. How far can it go on 10 litres (in km)?
22. 22.A car goes 156 km on 12 litres of petrol. How far can it go on 21 litres (in km)?
23. 23.If 7 pencil boxes cost ₹70, how much do 2 pencil boxes cost (in ₹)?
24. 24.A car goes 200 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
25. 25.If 8 pens cost ₹440, how much do 15 pens cost (in ₹)?
26. 26.If 7 kg of rice costs ₹147, how many kg can you buy for ₹168?
27. 27.3 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
28. 28.If 2 kg of rice costs ₹96, how many kg can you buy for ₹432?
29. 29.A car goes 176 km on 11 litres of petrol. How far can it go on 26 litres (in km)?
30. 30.7 painters can paint a school in 21 days. How many days would 21 painters take, working at the same speed?
31. 31.4 painters can paint a school in 17 days. How many days would 2 painters take, working at the same speed?
32. 32.If 3 kg of rice costs ₹108, how many kg can you buy for ₹360?
33. 33.If 3 kg of rice costs ₹207, how many kg can you buy for ₹690?
34. 34.A car goes 56 km on 7 litres of petrol. How far can it go on 31 litres (in km)?
35. 35.If 4 kg of rice costs ₹336, how many kg can you buy for ₹840?
36. 36.8 painters can paint a school in 13 days. How many days would 4 painters take, working at the same speed?
37. 37.7 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
38. 38.A hostel has enough food for 10 students for 8 days. How many days will the same food last for 8 students?
39. 39.A car goes 192 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
40. 40.If 7 kg of rice costs ₹168, how many kg can you buy for ₹264?

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