Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 443 · 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 kg of rice costs ₹126, how many kg can you buy for ₹378?
2. 2.If 9 bottles of juice cost ₹477, how much do 18 bottles of juice cost (in ₹)?
3. 3.A hostel has enough food for 2 students for 28 days. How many days will the same food last for 7 students?
4. 4.If 7 pens cost ₹322, how much do 14 pens cost (in ₹)?
5. 5.If 3 kg of rice costs ₹228, how many kg can you buy for ₹532?
6. 6.If 8 kg of rice costs ₹600, how many kg can you buy for ₹450?
7. 7.If 9 kg of rice costs ₹324, how many kg can you buy for ₹216?
8. 8.5 painters can paint a school in 4 days. How many days would 10 painters take, working at the same speed?
9. 9.If 4 notebooks cost ₹60, how much do 7 notebooks cost (in ₹)?
10. 10.2 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
11. 11.7 painters can paint a school in 12 days. How many days would 12 painters take, working at the same speed?
12. 12.12 painters can paint a school in 15 days. How many days would 10 painters take, working at the same speed?
13. 13.If 7 kites cost ₹84, how much do 5 kites cost (in ₹)?
14. 14.If 12 cricket balls cost ₹252, how much do 19 cricket balls cost (in ₹)?
15. 15.A car goes 162 km on 9 litres of petrol. How far can it go on 32 litres (in km)?
16. 16.A car goes 63 km on 3 litres of petrol. How far can it go on 23 litres (in km)?
17. 17.If 2 kg of rice costs ₹136, how many kg can you buy for ₹884?
18. 18.If 3 kg of rice costs ₹177, how many kg can you buy for ₹885?
19. 19.If 12 pencil boxes cost ₹696, how much do 6 pencil boxes cost (in ₹)?
20. 20.If 11 erasers cost ₹143, how much do 16 erasers cost (in ₹)?
21. 21.If 6 kg of rice costs ₹408, how many kg can you buy for ₹816?
22. 22.A car goes 144 km on 8 litres of petrol. How far can it go on 37 litres (in km)?
23. 23.If 3 pencil boxes cost ₹129, how much do 20 pencil boxes cost (in ₹)?
24. 24.A hostel has enough food for 7 students for 16 days. How many days will the same food last for 4 students?
25. 25.A car goes 92 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
26. 26.If 6 kg of rice costs ₹258, how many kg can you buy for ₹301?
27. 27.If 4 pens cost ₹64, how much do 3 pens cost (in ₹)?
28. 28.A car goes 30 km on 3 litres of petrol. How far can it go on 12 litres (in km)?
29. 29.If 3 bottles of juice cost ₹27, how much do 16 bottles of juice cost (in ₹)?
30. 30.A hostel has enough food for 12 students for 6 days. How many days will the same food last for 6 students?
31. 31.A car goes 81 km on 9 litres of petrol. How far can it go on 36 litres (in km)?
32. 32.A car goes 165 km on 11 litres of petrol. How far can it go on 32 litres (in km)?
33. 33.A car goes 90 km on 9 litres of petrol. How far can it go on 34 litres (in km)?
34. 34.3 painters can paint a school in 10 days. How many days would 6 painters take, working at the same speed?
35. 35.A car goes 60 km on 5 litres of petrol. How far can it go on 14 litres (in km)?
36. 36.If 10 pencil boxes cost ₹50, how much do 17 pencil boxes cost (in ₹)?
37. 37.11 painters can paint a school in 16 days. How many days would 22 painters take, working at the same speed?
38. 38.A hostel has enough food for 2 students for 13 days. How many days will the same food last for 13 students?
39. 39.A hostel has enough food for 10 students for 23 days. How many days will the same food last for 5 students?
40. 40.A car goes 102 km on 6 litres of petrol. How far can it go on 23 litres (in km)?

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