Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 260 · 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 12 students for 10 days. How many days will the same food last for 15 students?
2. 2.If 2 kg of rice costs ₹56, how many kg can you buy for ₹168?
3. 3.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
4. 4.A car goes 119 km on 7 litres of petrol. How far can it go on 4 litres (in km)?
5. 5.If 9 erasers cost ₹207, how much do 19 erasers cost (in ₹)?
6. 6.If 6 kg of rice costs ₹144, how many kg can you buy for ₹168?
7. 7.A hostel has enough food for 9 students for 6 days. How many days will the same food last for 2 students?
8. 8.A car goes 48 km on 3 litres of petrol. How far can it go on 15 litres (in km)?
9. 9.A car goes 88 km on 8 litres of petrol. How far can it go on 26 litres (in km)?
10. 10.A car goes 30 km on 2 litres of petrol. How far can it go on 7 litres (in km)?
11. 11.A car goes 84 km on 4 litres of petrol. How far can it go on 15 litres (in km)?
12. 12.7 painters can paint a school in 8 days. How many days would 14 painters take, working at the same speed?
13. 13.If 8 mangoes cost ₹152, how much do 6 mangoes cost (in ₹)?
14. 14.If 2 kg of rice costs ₹114, how many kg can you buy for ₹228?
15. 15.If 6 notebooks cost ₹180, how much do 3 notebooks cost (in ₹)?
16. 16.5 painters can paint a school in 6 days. How many days would 10 painters take, working at the same speed?
17. 17.A car goes 126 km on 9 litres of petrol. How far can it go on 31 litres (in km)?
18. 18.If 7 kg of rice costs ₹406, how many kg can you buy for ₹232?
19. 19.If 2 kg of rice costs ₹102, how many kg can you buy for ₹714?
20. 20.If 11 erasers cost ₹143, how much do 4 erasers cost (in ₹)?
21. 21.If 7 cricket balls cost ₹133, how much do 12 cricket balls cost (in ₹)?
22. 22.If 2 pens cost ₹62, how much do 16 pens cost (in ₹)?
23. 23.If 5 kg of rice costs ₹145, how many kg can you buy for ₹232?
24. 24.If 9 kites cost ₹387, how much do 17 kites cost (in ₹)?
25. 25.A car goes 165 km on 11 litres of petrol. How far can it go on 10 litres (in km)?
26. 26.If 4 kg of rice costs ₹300, how many kg can you buy for ₹900?
27. 27.If 2 erasers cost ₹96, how much do 11 erasers cost (in ₹)?
28. 28.2 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
29. 29.A car goes 128 km on 8 litres of petrol. How far can it go on 27 litres (in km)?
30. 30.5 painters can paint a school in 10 days. How many days would 10 painters take, working at the same speed?
31. 31.3 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
32. 32.If 7 kg of rice costs ₹567, how many kg can you buy for ₹324?
33. 33.If 2 pens cost ₹42, how much do 19 pens cost (in ₹)?
34. 34.If 4 kg of rice costs ₹84, how many kg can you buy for ₹315?
35. 35.If 3 kg of rice costs ₹75, how many kg can you buy for ₹350?
36. 36.If 6 kites cost ₹102, how much do 4 kites cost (in ₹)?
37. 37.A car goes 16 km on 2 litres of petrol. How far can it go on 6 litres (in km)?
38. 38.A hostel has enough food for 9 students for 6 days. How many days will the same food last for 3 students?
39. 39.If 2 pencil boxes cost ₹28, how much do 6 pencil boxes cost (in ₹)?
40. 40.A hostel has enough food for 9 students for 10 days. How many days will the same food last for 18 students?

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