Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 279 · 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 162 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
2. 2.A hostel has enough food for 10 students for 13 days. How many days will the same food last for 5 students?
3. 3.If 8 kg of rice costs ₹608, how many kg can you buy for ₹380?
4. 4.6 painters can paint a school in 8 days. How many days would 4 painters take, working at the same speed?
5. 5.If 5 kg of rice costs ₹150, how many kg can you buy for ₹450?
6. 6.If 7 cricket balls cost ₹112, how much do 3 cricket balls cost (in ₹)?
7. 7.If 2 kg of rice costs ₹76, how many kg can you buy for ₹228?
8. 8.If 6 mangoes cost ₹78, how much do 12 mangoes cost (in ₹)?
9. 9.If 6 kg of rice costs ₹516, how many kg can you buy for ₹1118?
10. 10.If 8 kg of rice costs ₹544, how many kg can you buy for ₹204?
11. 11.If 9 cricket balls cost ₹297, how much do 15 cricket balls cost (in ₹)?
12. 12.If 7 cricket balls cost ₹203, how much do 14 cricket balls cost (in ₹)?
13. 13.A hostel has enough food for 12 students for 7 days. How many days will the same food last for 14 students?
14. 14.If 3 kg of rice costs ₹225, how many kg can you buy for ₹150?
15. 15.A car goes 100 km on 10 litres of petrol. How far can it go on 15 litres (in km)?
16. 16.3 painters can paint a school in 22 days. How many days would 2 painters take, working at the same speed?
17. 17.If 9 kg of rice costs ₹216, how many kg can you buy for ₹264?
18. 18.If 7 kites cost ₹168, how much do 6 kites cost (in ₹)?
19. 19.If 5 kg of rice costs ₹295, how many kg can you buy for ₹708?
20. 20.If 3 kg of rice costs ₹138, how many kg can you buy for ₹506?
21. 21.A car goes 120 km on 5 litres of petrol. How far can it go on 38 litres (in km)?
22. 22.A hostel has enough food for 11 students for 27 days. How many days will the same food last for 9 students?
23. 23.12 painters can paint a school in 25 days. How many days would 20 painters take, working at the same speed?
24. 24.If 9 kg of rice costs ₹423, how many kg can you buy for ₹658?
25. 25.If 5 pens cost ₹225, how much do 15 pens cost (in ₹)?
26. 26.If 10 pens cost ₹530, how much do 18 pens cost (in ₹)?
27. 27.If 3 mangoes cost ₹12, how much do 11 mangoes cost (in ₹)?
28. 28.If 4 bottles of juice cost ₹220, how much do 3 bottles of juice cost (in ₹)?
29. 29.A hostel has enough food for 12 students for 27 days. How many days will the same food last for 6 students?
30. 30.If 9 kg of rice costs ₹270, how many kg can you buy for ₹300?
31. 31.A hostel has enough food for 8 students for 28 days. How many days will the same food last for 7 students?
32. 32.If 3 kg of rice costs ₹81, how many kg can you buy for ₹162?
33. 33.11 painters can paint a school in 12 days. How many days would 6 painters take, working at the same speed?
34. 34.If 2 notebooks cost ₹54, how much do 16 notebooks cost (in ₹)?
35. 35.If 5 bottles of juice cost ₹180, how much do 14 bottles of juice cost (in ₹)?
36. 36.A hostel has enough food for 6 students for 7 days. How many days will the same food last for 21 students?
37. 37.If 6 mangoes cost ₹270, how much do 2 mangoes cost (in ₹)?
38. 38.3 painters can paint a school in 6 days. How many days would 2 painters take, working at the same speed?
39. 39.If 4 kg of rice costs ₹320, how many kg can you buy for ₹880?
40. 40.If 7 kg of rice costs ₹490, how many kg can you buy for ₹840?

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