Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 297 · 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 204 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
2. 2.If 8 kg of rice costs ₹296, how many kg can you buy for ₹555?
3. 3.A hostel has enough food for 7 students for 27 days. How many days will the same food last for 9 students?
4. 4.A car goes 60 km on 5 litres of petrol. How far can it go on 17 litres (in km)?
5. 5.If 2 mangoes cost ₹120, how much do 9 mangoes cost (in ₹)?
6. 6.A car goes 70 km on 7 litres of petrol. How far can it go on 37 litres (in km)?
7. 7.If 4 cricket balls cost ₹240, how much do 17 cricket balls cost (in ₹)?
8. 8.A car goes 44 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
9. 9.If 11 mangoes cost ₹330, how much do 9 mangoes cost (in ₹)?
10. 10.A car goes 80 km on 4 litres of petrol. How far can it go on 3 litres (in km)?
11. 11.A car goes 100 km on 4 litres of petrol. How far can it go on 20 litres (in km)?
12. 12.If 2 kg of rice costs ₹108, how many kg can you buy for ₹270?
13. 13.If 12 pens cost ₹36, how much do 6 pens cost (in ₹)?
14. 14.A car goes 40 km on 5 litres of petrol. How far can it go on 8 litres (in km)?
15. 15.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
16. 16.If 4 kg of rice costs ₹80, how many kg can you buy for ₹100?
17. 17.A car goes 132 km on 12 litres of petrol. How far can it go on 21 litres (in km)?
18. 18.If 5 kg of rice costs ₹380, how many kg can you buy for ₹836?
19. 19.A car goes 264 km on 11 litres of petrol. How far can it go on 9 litres (in km)?
20. 20.A hostel has enough food for 10 students for 9 days. How many days will the same food last for 18 students?
21. 21.3 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
22. 22.If 6 kg of rice costs ₹120, how many kg can you buy for ₹80?
23. 23.5 painters can paint a school in 22 days. How many days would 2 painters take, working at the same speed?
24. 24.A car goes 96 km on 12 litres of petrol. How far can it go on 18 litres (in km)?
25. 25.If 3 erasers cost ₹156, how much do 14 erasers cost (in ₹)?
26. 26.A hostel has enough food for 4 students for 26 days. How many days will the same food last for 2 students?
27. 27.If 11 pens cost ₹484, how much do 17 pens cost (in ₹)?
28. 28.If 7 kg of rice costs ₹616, how many kg can you buy for ₹264?
29. 29.If 4 kg of rice costs ₹196, how many kg can you buy for ₹588?
30. 30.If 2 pens cost ₹78, how much do 20 pens cost (in ₹)?
31. 31.If 9 erasers cost ₹252, how much do 5 erasers cost (in ₹)?
32. 32.A car goes 56 km on 7 litres of petrol. How far can it go on 17 litres (in km)?
33. 33.A car goes 121 km on 11 litres of petrol. How far can it go on 39 litres (in km)?
34. 34.If 7 kg of rice costs ₹448, how many kg can you buy for ₹896?
35. 35.If 7 kg of rice costs ₹294, how many kg can you buy for ₹378?
36. 36.If 3 kg of rice costs ₹171, how many kg can you buy for ₹570?
37. 37.If 4 kg of rice costs ₹116, how many kg can you buy for ₹290?
38. 38.A car goes 120 km on 8 litres of petrol. How far can it go on 36 litres (in km)?
39. 39.A hostel has enough food for 3 students for 25 days. How many days will the same food last for 5 students?
40. 40.If 11 pencil boxes cost ₹429, how much do 12 pencil boxes cost (in ₹)?

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