Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 390 · 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 126 km on 7 litres of petrol. How far can it go on 16 litres (in km)?
2. 2.If 6 kg of rice costs ₹516, how many kg can you buy for ₹1118?
3. 3.If 2 pens cost ₹12, how much do 9 pens cost (in ₹)?
4. 4.If 2 kg of rice costs ₹120, how many kg can you buy for ₹660?
5. 5.If 3 kg of rice costs ₹177, how many kg can you buy for ₹236?
6. 6.A car goes 48 km on 4 litres of petrol. How far can it go on 6 litres (in km)?
7. 7.If 2 kg of rice costs ₹56, how many kg can you buy for ₹224?
8. 8.If 7 kg of rice costs ₹616, how many kg can you buy for ₹1144?
9. 9.A car goes 105 km on 5 litres of petrol. How far can it go on 21 litres (in km)?
10. 10.If 6 cricket balls cost ₹114, how much do 17 cricket balls cost (in ₹)?
11. 11.If 5 kg of rice costs ₹380, how many kg can you buy for ₹760?
12. 12.A car goes 156 km on 12 litres of petrol. How far can it go on 23 litres (in km)?
13. 13.If 2 kg of rice costs ₹64, how many kg can you buy for ₹288?
14. 14.If 3 bottles of juice cost ₹18, how much do 19 bottles of juice cost (in ₹)?
15. 15.If 3 notebooks cost ₹84, how much do 11 notebooks cost (in ₹)?
16. 16.If 7 pens cost ₹280, how much do 4 pens cost (in ₹)?
17. 17.If 8 kg of rice costs ₹168, how many kg can you buy for ₹273?
18. 18.If 7 kg of rice costs ₹602, how many kg can you buy for ₹258?
19. 19.A hostel has enough food for 4 students for 21 days. How many days will the same food last for 3 students?
20. 20.If 2 kg of rice costs ₹58, how many kg can you buy for ₹174?
21. 21.12 painters can paint a school in 26 days. How many days would 24 painters take, working at the same speed?
22. 22.If 5 kg of rice costs ₹205, how many kg can you buy for ₹574?
23. 23.If 4 erasers cost ₹160, how much do 15 erasers cost (in ₹)?
24. 24.A car goes 32 km on 4 litres of petrol. How far can it go on 8 litres (in km)?
25. 25.If 3 cricket balls cost ₹30, how much do 5 cricket balls cost (in ₹)?
26. 26.If 3 kg of rice costs ₹69, how many kg can you buy for ₹138?
27. 27.A car goes 133 km on 7 litres of petrol. How far can it go on 27 litres (in km)?
28. 28.If 8 notebooks cost ₹456, how much do 6 notebooks cost (in ₹)?
29. 29.A hostel has enough food for 5 students for 24 days. How many days will the same food last for 12 students?
30. 30.If 6 pencil boxes cost ₹192, how much do 7 pencil boxes cost (in ₹)?
31. 31.A hostel has enough food for 11 students for 19 days. How many days will the same food last for 19 students?
32. 32.A car goes 105 km on 7 litres of petrol. How far can it go on 15 litres (in km)?
33. 33.6 painters can paint a school in 26 days. How many days would 12 painters take, working at the same speed?
34. 34.If 7 kg of rice costs ₹364, how many kg can you buy for ₹416?
35. 35.If 3 kg of rice costs ₹90, how many kg can you buy for ₹210?
36. 36.3 painters can paint a school in 20 days. How many days would 20 painters take, working at the same speed?
37. 37.If 3 kg of rice costs ₹237, how many kg can you buy for ₹316?
38. 38.A car goes 189 km on 9 litres of petrol. How far can it go on 36 litres (in km)?
39. 39.10 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
40. 40.5 painters can paint a school in 16 days. How many days would 10 painters take, working at the same speed?

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