Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 374 · 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 39 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
2. 2.A car goes 132 km on 12 litres of petrol. How far can it go on 40 litres (in km)?
3. 3.If 8 kg of rice costs ₹552, how many kg can you buy for ₹483?
4. 4.If 4 kg of rice costs ₹120, how many kg can you buy for ₹210?
5. 5.A hostel has enough food for 7 students for 22 days. How many days will the same food last for 14 students?
6. 6.A car goes 168 km on 7 litres of petrol. How far can it go on 2 litres (in km)?
7. 7.If 7 kg of rice costs ₹532, how many kg can you buy for ₹456?
8. 8.A car goes 33 km on 3 litres of petrol. How far can it go on 24 litres (in km)?
9. 9.A hostel has enough food for 8 students for 13 days. How many days will the same food last for 13 students?
10. 10.2 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
11. 11.If 4 erasers cost ₹64, how much do 13 erasers cost (in ₹)?
12. 12.A car goes 39 km on 3 litres of petrol. How far can it go on 22 litres (in km)?
13. 13.If 4 kg of rice costs ₹216, how many kg can you buy for ₹486?
14. 14.If 10 notebooks cost ₹500, how much do 4 notebooks cost (in ₹)?
15. 15.A car goes 115 km on 5 litres of petrol. How far can it go on 31 litres (in km)?
16. 16.If 7 pencil boxes cost ₹350, how much do 4 pencil boxes cost (in ₹)?
17. 17.A car goes 154 km on 7 litres of petrol. How far can it go on 5 litres (in km)?
18. 18.A car goes 26 km on 2 litres of petrol. How far can it go on 5 litres (in km)?
19. 19.A car goes 135 km on 9 litres of petrol. How far can it go on 10 litres (in km)?
20. 20.A car goes 126 km on 7 litres of petrol. How far can it go on 34 litres (in km)?
21. 21.A hostel has enough food for 2 students for 7 days. How many days will the same food last for 7 students?
22. 22.If 6 erasers cost ₹252, how much do 16 erasers cost (in ₹)?
23. 23.A hostel has enough food for 10 students for 7 days. How many days will the same food last for 5 students?
24. 24.If 2 mangoes cost ₹66, how much do 19 mangoes cost (in ₹)?
25. 25.A car goes 36 km on 4 litres of petrol. How far can it go on 9 litres (in km)?
26. 26.3 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
27. 27.If 6 notebooks cost ₹186, how much do 2 notebooks cost (in ₹)?
28. 28.If 4 notebooks cost ₹152, how much do 9 notebooks cost (in ₹)?
29. 29.If 4 pencil boxes cost ₹204, how much do 16 pencil boxes cost (in ₹)?
30. 30.If 12 kites cost ₹132, how much do 4 kites cost (in ₹)?
31. 31.11 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
32. 32.A hostel has enough food for 12 students for 28 days. How many days will the same food last for 7 students?
33. 33.If 12 cricket balls cost ₹600, how much do 5 cricket balls cost (in ₹)?
34. 34.A car goes 88 km on 8 litres of petrol. How far can it go on 22 litres (in km)?
35. 35.10 painters can paint a school in 20 days. How many days would 4 painters take, working at the same speed?
36. 36.If 12 cricket balls cost ₹192, how much do 4 cricket balls cost (in ₹)?
37. 37.A car goes 108 km on 9 litres of petrol. How far can it go on 7 litres (in km)?
38. 38.If 9 kg of rice costs ₹261, how many kg can you buy for ₹290?
39. 39.If 9 kg of rice costs ₹738, how many kg can you buy for ₹410?
40. 40.If 5 kg of rice costs ₹230, how many kg can you buy for ₹644?

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