Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 60 · 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 erasers cost ₹63, how much do 6 erasers cost (in ₹)?
2. 2.If 3 pencil boxes cost ₹177, how much do 15 pencil boxes cost (in ₹)?
3. 3.A hostel has enough food for 5 students for 14 days. How many days will the same food last for 10 students?
4. 4.12 painters can paint a school in 9 days. How many days would 2 painters take, working at the same speed?
5. 5.A car goes 56 km on 4 litres of petrol. How far can it go on 29 litres (in km)?
6. 6.A car goes 16 km on 2 litres of petrol. How far can it go on 8 litres (in km)?
7. 7.A car goes 45 km on 5 litres of petrol. How far can it go on 3 litres (in km)?
8. 8.If 6 cricket balls cost ₹312, how much do 10 cricket balls cost (in ₹)?
9. 9.A car goes 44 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
10. 10.If 9 kg of rice costs ₹513, how many kg can you buy for ₹114?
11. 11.If 3 pens cost ₹87, how much do 17 pens cost (in ₹)?
12. 12.10 painters can paint a school in 13 days. How many days would 5 painters take, working at the same speed?
13. 13.A car goes 92 km on 4 litres of petrol. How far can it go on 30 litres (in km)?
14. 14.If 8 cricket balls cost ₹48, how much do 16 cricket balls cost (in ₹)?
15. 15.If 7 notebooks cost ₹119, how much do 19 notebooks cost (in ₹)?
16. 16.If 3 kg of rice costs ₹141, how many kg can you buy for ₹470?
17. 17.If 12 pencil boxes cost ₹384, how much do 6 pencil boxes cost (in ₹)?
18. 18.If 7 pens cost ₹224, how much do 13 pens cost (in ₹)?
19. 19.A car goes 70 km on 5 litres of petrol. How far can it go on 34 litres (in km)?
20. 20.A car goes 48 km on 3 litres of petrol. How far can it go on 21 litres (in km)?
21. 21.If 6 kg of rice costs ₹486, how many kg can you buy for ₹972?
22. 22.If 6 bottles of juice cost ₹24, how much do 19 bottles of juice cost (in ₹)?
23. 23.If 5 kg of rice costs ₹260, how many kg can you buy for ₹780?
24. 24.If 2 pencil boxes cost ₹40, how much do 19 pencil boxes cost (in ₹)?
25. 25.9 painters can paint a school in 6 days. How many days would 18 painters take, working at the same speed?
26. 26.A car goes 52 km on 4 litres of petrol. How far can it go on 36 litres (in km)?
27. 27.If 10 notebooks cost ₹550, how much do 20 notebooks cost (in ₹)?
28. 28.If 11 kites cost ₹363, how much do 6 kites cost (in ₹)?
29. 29.If 6 kg of rice costs ₹168, how many kg can you buy for ₹420?
30. 30.A car goes 48 km on 4 litres of petrol. How far can it go on 10 litres (in km)?
31. 31.If 8 kg of rice costs ₹456, how many kg can you buy for ₹114?
32. 32.If 4 notebooks cost ₹116, how much do 2 notebooks cost (in ₹)?
33. 33.If 7 notebooks cost ₹21, how much do 5 notebooks cost (in ₹)?
34. 34.A car goes 56 km on 7 litres of petrol. How far can it go on 12 litres (in km)?
35. 35.If 8 pens cost ₹200, how much do 15 pens cost (in ₹)?
36. 36.If 4 notebooks cost ₹128, how much do 12 notebooks cost (in ₹)?
37. 37.If 6 kg of rice costs ₹342, how many kg can you buy for ₹741?
38. 38.A car goes 51 km on 3 litres of petrol. How far can it go on 7 litres (in km)?
39. 39.If 4 kg of rice costs ₹148, how many kg can you buy for ₹185?
40. 40.If 6 kg of rice costs ₹408, how many kg can you buy for ₹816?

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