Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 46 · 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 car goes 96 km on 8 litres of petrol. How far can it go on 32 litres (in km)?
2. 2.A car goes 65 km on 5 litres of petrol. How far can it go on 23 litres (in km)?
3. 3.If 3 kg of rice costs ₹108, how many kg can you buy for ₹72?
4. 4.If 5 kg of rice costs ₹420, how many kg can you buy for ₹840?
5. 5.If 2 erasers cost ₹24, how much do 4 erasers cost (in ₹)?
6. 6.If 4 kg of rice costs ₹204, how many kg can you buy for ₹408?
7. 7.If 6 cricket balls cost ₹30, how much do 10 cricket balls cost (in ₹)?
8. 8.If 2 kg of rice costs ₹98, how many kg can you buy for ₹441?
9. 9.A car goes 60 km on 4 litres of petrol. How far can it go on 22 litres (in km)?
10. 10.If 3 kg of rice costs ₹96, how many kg can you buy for ₹384?
11. 11.A car goes 40 km on 5 litres of petrol. How far can it go on 6 litres (in km)?
12. 12.If 11 notebooks cost ₹517, how much do 5 notebooks cost (in ₹)?
13. 13.A car goes 75 km on 3 litres of petrol. How far can it go on 33 litres (in km)?
14. 14.If 5 kg of rice costs ₹165, how many kg can you buy for ₹132?
15. 15.2 painters can paint a school in 24 days. How many days would 4 painters take, working at the same speed?
16. 16.5 painters can paint a school in 26 days. How many days would 10 painters take, working at the same speed?
17. 17.A car goes 125 km on 5 litres of petrol. How far can it go on 12 litres (in km)?
18. 18.If 4 pens cost ₹16, how much do 10 pens cost (in ₹)?
19. 19.A hostel has enough food for 7 students for 5 days. How many days will the same food last for 5 students?
20. 20.If 3 kg of rice costs ₹174, how many kg can you buy for ₹870?
21. 21.If 12 pens cost ₹204, how much do 7 pens cost (in ₹)?
22. 22.A car goes 56 km on 4 litres of petrol. How far can it go on 6 litres (in km)?
23. 23.If 4 cricket balls cost ₹12, how much do 2 cricket balls cost (in ₹)?
24. 24.A hostel has enough food for 4 students for 24 days. How many days will the same food last for 6 students?
25. 25.A hostel has enough food for 3 students for 9 days. How many days will the same food last for 9 students?
26. 26.If 9 kg of rice costs ₹414, how many kg can you buy for ₹552?
27. 27.8 painters can paint a school in 27 days. How many days would 9 painters take, working at the same speed?
28. 28.If 2 kg of rice costs ₹96, how many kg can you buy for ₹288?
29. 29.11 painters can paint a school in 16 days. How many days would 4 painters take, working at the same speed?
30. 30.If 3 cricket balls cost ₹51, how much do 19 cricket balls cost (in ₹)?
31. 31.A car goes 154 km on 11 litres of petrol. How far can it go on 36 litres (in km)?
32. 32.A car goes 51 km on 3 litres of petrol. How far can it go on 35 litres (in km)?
33. 33.A car goes 102 km on 6 litres of petrol. How far can it go on 8 litres (in km)?
34. 34.If 11 kites cost ₹341, how much do 12 kites cost (in ₹)?
35. 35.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
36. 36.A car goes 72 km on 4 litres of petrol. How far can it go on 22 litres (in km)?
37. 37.If 4 kg of rice costs ₹264, how many kg can you buy for ₹132?
38. 38.10 painters can paint a school in 11 days. How many days would 22 painters take, working at the same speed?
39. 39.If 7 kg of rice costs ₹154, how many kg can you buy for ₹110?
40. 40.A car goes 140 km on 7 litres of petrol. How far can it go on 33 litres (in km)?

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