Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 253 · 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 hostel has enough food for 11 students for 14 days. How many days will the same food last for 22 students?
2. 2.If 10 notebooks cost ₹300, how much do 16 notebooks cost (in ₹)?
3. 3.If 5 kg of rice costs ₹175, how many kg can you buy for ₹280?
4. 4.A car goes 45 km on 5 litres of petrol. How far can it go on 36 litres (in km)?
5. 5.If 2 pencil boxes cost ₹14, how much do 6 pencil boxes cost (in ₹)?
6. 6.If 2 bottles of juice cost ₹120, how much do 7 bottles of juice cost (in ₹)?
7. 7.If 6 kg of rice costs ₹222, how many kg can you buy for ₹296?
8. 8.If 10 pencil boxes cost ₹590, how much do 19 pencil boxes cost (in ₹)?
9. 9.8 painters can paint a school in 20 days. How many days would 20 painters take, working at the same speed?
10. 10.A hostel has enough food for 2 students for 15 days. How many days will the same food last for 10 students?
11. 11.A car goes 105 km on 5 litres of petrol. How far can it go on 29 litres (in km)?
12. 12.If 4 cricket balls cost ₹100, how much do 10 cricket balls cost (in ₹)?
13. 13.6 painters can paint a school in 18 days. How many days would 9 painters take, working at the same speed?
14. 14.5 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
15. 15.If 9 kg of rice costs ₹738, how many kg can you buy for ₹164?
16. 16.A car goes 57 km on 3 litres of petrol. How far can it go on 9 litres (in km)?
17. 17.11 painters can paint a school in 27 days. How many days would 9 painters take, working at the same speed?
18. 18.A car goes 96 km on 8 litres of petrol. How far can it go on 17 litres (in km)?
19. 19.A car goes 24 km on 3 litres of petrol. How far can it go on 7 litres (in km)?
20. 20.A hostel has enough food for 9 students for 8 days. How many days will the same food last for 3 students?
21. 21.If 8 kg of rice costs ₹456, how many kg can you buy for ₹513?
22. 22.A hostel has enough food for 12 students for 17 days. How many days will the same food last for 4 students?
23. 23.If 6 kg of rice costs ₹228, how many kg can you buy for ₹418?
24. 24.If 2 notebooks cost ₹30, how much do 5 notebooks cost (in ₹)?
25. 25.A car goes 36 km on 2 litres of petrol. How far can it go on 17 litres (in km)?
26. 26.If 5 bottles of juice cost ₹185, how much do 6 bottles of juice cost (in ₹)?
27. 27.A hostel has enough food for 12 students for 24 days. How many days will the same food last for 9 students?
28. 28.10 painters can paint a school in 18 days. How many days would 12 painters take, working at the same speed?
29. 29.If 8 pencil boxes cost ₹304, how much do 11 pencil boxes cost (in ₹)?
30. 30.If 11 pencil boxes cost ₹143, how much do 5 pencil boxes cost (in ₹)?
31. 31.If 5 kg of rice costs ₹265, how many kg can you buy for ₹477?
32. 32.A car goes 27 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
33. 33.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 14 students?
34. 34.If 5 kg of rice costs ₹315, how many kg can you buy for ₹252?
35. 35.If 5 cricket balls cost ₹20, how much do 12 cricket balls cost (in ₹)?
36. 36.11 painters can paint a school in 18 days. How many days would 6 painters take, working at the same speed?
37. 37.If 4 bottles of juice cost ₹176, how much do 5 bottles of juice cost (in ₹)?
38. 38.If 10 notebooks cost ₹60, how much do 13 notebooks cost (in ₹)?
39. 39.A car goes 121 km on 11 litres of petrol. How far can it go on 27 litres (in km)?
40. 40.A hostel has enough food for 3 students for 19 days. How many days will the same food last for 19 students?

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