Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 128 · 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 kg of rice costs ₹266, how many kg can you buy for ₹418?
2. 2.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 2 students?
3. 3.If 3 kg of rice costs ₹174, how many kg can you buy for ₹116?
4. 4.A car goes 16 km on 2 litres of petrol. How far can it go on 3 litres (in km)?
5. 5.If 2 cricket balls cost ₹102, how much do 7 cricket balls cost (in ₹)?
6. 6.A car goes 24 km on 2 litres of petrol. How far can it go on 33 litres (in km)?
7. 7.If 5 notebooks cost ₹255, how much do 12 notebooks cost (in ₹)?
8. 8.11 painters can paint a school in 10 days. How many days would 2 painters take, working at the same speed?
9. 9.A car goes 250 km on 10 litres of petrol. How far can it go on 13 litres (in km)?
10. 10.4 painters can paint a school in 23 days. How many days would 2 painters take, working at the same speed?
11. 11.If 3 kg of rice costs ₹150, how many kg can you buy for ₹600?
12. 12.8 painters can paint a school in 12 days. How many days would 16 painters take, working at the same speed?
13. 13.If 9 pencil boxes cost ₹225, how much do 12 pencil boxes cost (in ₹)?
14. 14.If 6 pencil boxes cost ₹18, how much do 5 pencil boxes cost (in ₹)?
15. 15.A hostel has enough food for 10 students for 16 days. How many days will the same food last for 8 students?
16. 16.A car goes 220 km on 10 litres of petrol. How far can it go on 12 litres (in km)?
17. 17.If 6 kg of rice costs ₹186, how many kg can you buy for ₹434?
18. 18.A car goes 44 km on 2 litres of petrol. How far can it go on 38 litres (in km)?
19. 19.A hostel has enough food for 11 students for 24 days. How many days will the same food last for 22 students?
20. 20.If 12 pens cost ₹420, how much do 11 pens cost (in ₹)?
21. 21.A car goes 117 km on 9 litres of petrol. How far can it go on 12 litres (in km)?
22. 22.If 5 cricket balls cost ₹190, how much do 7 cricket balls cost (in ₹)?
23. 23.A car goes 81 km on 9 litres of petrol. How far can it go on 33 litres (in km)?
24. 24.9 painters can paint a school in 8 days. How many days would 4 painters take, working at the same speed?
25. 25.If 4 erasers cost ₹236, how much do 18 erasers cost (in ₹)?
26. 26.A car goes 40 km on 5 litres of petrol. How far can it go on 12 litres (in km)?
27. 27.If 8 kg of rice costs ₹488, how many kg can you buy for ₹549?
28. 28.A hostel has enough food for 3 students for 18 days. How many days will the same food last for 2 students?
29. 29.If 7 pens cost ₹406, how much do 4 pens cost (in ₹)?
30. 30.If 4 kg of rice costs ₹172, how many kg can you buy for ₹645?
31. 31.If 3 kg of rice costs ₹111, how many kg can you buy for ₹74?
32. 32.A car goes 264 km on 12 litres of petrol. How far can it go on 20 litres (in km)?
33. 33.If 3 cricket balls cost ₹99, how much do 16 cricket balls cost (in ₹)?
34. 34.If 11 erasers cost ₹253, how much do 12 erasers cost (in ₹)?
35. 35.If 8 kg of rice costs ₹664, how many kg can you buy for ₹830?
36. 36.If 10 pencil boxes cost ₹310, how much do 2 pencil boxes cost (in ₹)?
37. 37.5 painters can paint a school in 21 days. How many days would 21 painters take, working at the same speed?
38. 38.If 4 kg of rice costs ₹264, how many kg can you buy for ₹528?
39. 39.A car goes 210 km on 10 litres of petrol. How far can it go on 34 litres (in km)?
40. 40.A hostel has enough food for 7 students for 8 days. How many days will the same food last for 14 students?

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