Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 62 · 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 230 km on 10 litres of petrol. How far can it go on 6 litres (in km)?
2. 2.A car goes 44 km on 2 litres of petrol. How far can it go on 28 litres (in km)?
3. 3.If 3 kg of rice costs ₹219, how many kg can you buy for ₹292?
4. 4.8 painters can paint a school in 12 days. How many days would 12 painters take, working at the same speed?
5. 5.If 2 kg of rice costs ₹100, how many kg can you buy for ₹350?
6. 6.If 3 kg of rice costs ₹144, how many kg can you buy for ₹672?
7. 7.A car goes 78 km on 6 litres of petrol. How far can it go on 8 litres (in km)?
8. 8.A hostel has enough food for 2 students for 4 days. How many days will the same food last for 4 students?
9. 9.If 7 kg of rice costs ₹336, how many kg can you buy for ₹624?
10. 10.A hostel has enough food for 9 students for 7 days. How many days will the same food last for 3 students?
11. 11.If 7 kg of rice costs ₹420, how many kg can you buy for ₹780?
12. 12.If 9 kg of rice costs ₹378, how many kg can you buy for ₹126?
13. 13.If 10 mangoes cost ₹520, how much do 14 mangoes cost (in ₹)?
14. 14.A hostel has enough food for 12 students for 10 days. How many days will the same food last for 3 students?
15. 15.If 7 kites cost ₹63, how much do 16 kites cost (in ₹)?
16. 16.A hostel has enough food for 12 students for 4 days. How many days will the same food last for 16 students?
17. 17.If 2 kg of rice costs ₹112, how many kg can you buy for ₹168?
18. 18.If 9 kg of rice costs ₹261, how many kg can you buy for ₹348?
19. 19.If 4 kg of rice costs ₹292, how many kg can you buy for ₹365?
20. 20.If 2 kg of rice costs ₹152, how many kg can you buy for ₹912?
21. 21.If 4 pens cost ₹228, how much do 18 pens cost (in ₹)?
22. 22.If 3 pencil boxes cost ₹159, how much do 4 pencil boxes cost (in ₹)?
23. 23.If 2 pencil boxes cost ₹24, how much do 20 pencil boxes cost (in ₹)?
24. 24.A hostel has enough food for 10 students for 12 days. How many days will the same food last for 2 students?
25. 25.If 7 mangoes cost ₹210, how much do 18 mangoes cost (in ₹)?
26. 26.If 9 notebooks cost ₹36, how much do 7 notebooks cost (in ₹)?
27. 27.If 9 notebooks cost ₹144, how much do 10 notebooks cost (in ₹)?
28. 28.A car goes 150 km on 10 litres of petrol. How far can it go on 28 litres (in km)?
29. 29.If 12 kites cost ₹60, how much do 5 kites cost (in ₹)?
30. 30.If 12 kites cost ₹228, how much do 7 kites cost (in ₹)?
31. 31.If 2 kg of rice costs ₹58, how many kg can you buy for ₹406?
32. 32.A hostel has enough food for 3 students for 6 days. How many days will the same food last for 2 students?
33. 33.If 3 notebooks cost ₹39, how much do 6 notebooks cost (in ₹)?
34. 34.A car goes 216 km on 12 litres of petrol. How far can it go on 20 litres (in km)?
35. 35.A hostel has enough food for 7 students for 26 days. How many days will the same food last for 14 students?
36. 36.If 3 pens cost ₹12, how much do 18 pens cost (in ₹)?
37. 37.A car goes 192 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
38. 38.If 6 notebooks cost ₹60, how much do 7 notebooks cost (in ₹)?
39. 39.8 painters can paint a school in 11 days. How many days would 4 painters take, working at the same speed?
40. 40.5 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?

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