Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 219 · 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 288 km on 12 litres of petrol. How far can it go on 24 litres (in km)?
2. 2.A hostel has enough food for 6 students for 23 days. How many days will the same food last for 3 students?
3. 3.If 2 kg of rice costs ₹50, how many kg can you buy for ₹200?
4. 4.If 4 kg of rice costs ₹220, how many kg can you buy for ₹660?
5. 5.A car goes 68 km on 4 litres of petrol. How far can it go on 5 litres (in km)?
6. 6.A car goes 90 km on 9 litres of petrol. How far can it go on 36 litres (in km)?
7. 7.If 9 kg of rice costs ₹657, how many kg can you buy for ₹365?
8. 8.If 3 kg of rice costs ₹135, how many kg can you buy for ₹630?
9. 9.If 4 pencil boxes cost ₹172, how much do 19 pencil boxes cost (in ₹)?
10. 10.If 4 kg of rice costs ₹260, how many kg can you buy for ₹195?
11. 11.If 5 kg of rice costs ₹225, how many kg can you buy for ₹495?
12. 12.If 4 kg of rice costs ₹112, how many kg can you buy for ₹420?
13. 13.A car goes 102 km on 6 litres of petrol. How far can it go on 35 litres (in km)?
14. 14.If 2 kg of rice costs ₹66, how many kg can you buy for ₹132?
15. 15.If 4 kites cost ₹132, how much do 20 kites cost (in ₹)?
16. 16.12 painters can paint a school in 23 days. How many days would 6 painters take, working at the same speed?
17. 17.10 painters can paint a school in 16 days. How many days would 5 painters take, working at the same speed?
18. 18.If 3 erasers cost ₹51, how much do 18 erasers cost (in ₹)?
19. 19.A car goes 242 km on 11 litres of petrol. How far can it go on 23 litres (in km)?
20. 20.If 7 mangoes cost ₹112, how much do 2 mangoes cost (in ₹)?
21. 21.A car goes 100 km on 5 litres of petrol. How far can it go on 10 litres (in km)?
22. 22.If 9 bottles of juice cost ₹459, how much do 18 bottles of juice cost (in ₹)?
23. 23.A car goes 36 km on 4 litres of petrol. How far can it go on 12 litres (in km)?
24. 24.If 7 kites cost ₹28, how much do 11 kites cost (in ₹)?
25. 25.A car goes 115 km on 5 litres of petrol. How far can it go on 26 litres (in km)?
26. 26.A car goes 27 km on 3 litres of petrol. How far can it go on 39 litres (in km)?
27. 27.A hostel has enough food for 12 students for 8 days. How many days will the same food last for 24 students?
28. 28.7 painters can paint a school in 20 days. How many days would 5 painters take, working at the same speed?
29. 29.A car goes 204 km on 12 litres of petrol. How far can it go on 27 litres (in km)?
30. 30.If 11 notebooks cost ₹297, how much do 7 notebooks cost (in ₹)?
31. 31.If 7 notebooks cost ₹91, how much do 2 notebooks cost (in ₹)?
32. 32.If 7 kg of rice costs ₹469, how many kg can you buy for ₹134?
33. 33.A hostel has enough food for 7 students for 11 days. How many days will the same food last for 11 students?
34. 34.10 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
35. 35.If 12 mangoes cost ₹360, how much do 14 mangoes cost (in ₹)?
36. 36.A hostel has enough food for 5 students for 6 days. How many days will the same food last for 6 students?
37. 37.A car goes 60 km on 5 litres of petrol. How far can it go on 30 litres (in km)?
38. 38.If 3 mangoes cost ₹132, how much do 4 mangoes cost (in ₹)?
39. 39.If 7 kg of rice costs ₹189, how many kg can you buy for ₹162?
40. 40.If 2 mangoes cost ₹104, how much do 5 mangoes cost (in ₹)?

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