Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 494 · 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 198 km on 9 litres of petrol. How far can it go on 21 litres (in km)?
2. 2.If 4 bottles of juice cost ₹76, how much do 8 bottles of juice cost (in ₹)?
3. 3.If 3 notebooks cost ₹42, how much do 8 notebooks cost (in ₹)?
4. 4.If 11 pencil boxes cost ₹396, how much do 6 pencil boxes cost (in ₹)?
5. 5.If 3 pens cost ₹45, how much do 12 pens cost (in ₹)?
6. 6.If 6 kg of rice costs ₹288, how many kg can you buy for ₹144?
7. 7.4 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
8. 8.3 painters can paint a school in 18 days. How many days would 2 painters take, working at the same speed?
9. 9.If 11 notebooks cost ₹550, how much do 15 notebooks cost (in ₹)?
10. 10.If 5 notebooks cost ₹155, how much do 4 notebooks cost (in ₹)?
11. 11.A car goes 90 km on 9 litres of petrol. How far can it go on 5 litres (in km)?
12. 12.A car goes 216 km on 12 litres of petrol. How far can it go on 11 litres (in km)?
13. 13.If 12 pencil boxes cost ₹36, how much do 8 pencil boxes cost (in ₹)?
14. 14.4 painters can paint a school in 28 days. How many days would 16 painters take, working at the same speed?
15. 15.If 2 pencil boxes cost ₹36, how much do 7 pencil boxes cost (in ₹)?
16. 16.If 12 pencil boxes cost ₹324, how much do 20 pencil boxes cost (in ₹)?
17. 17.If 5 kg of rice costs ₹265, how many kg can you buy for ₹583?
18. 18.If 3 kg of rice costs ₹129, how many kg can you buy for ₹559?
19. 19.If 12 kites cost ₹720, how much do 15 kites cost (in ₹)?
20. 20.If 10 erasers cost ₹400, how much do 14 erasers cost (in ₹)?
21. 21.If 6 kg of rice costs ₹540, how many kg can you buy for ₹270?
22. 22.A hostel has enough food for 3 students for 8 days. How many days will the same food last for 8 students?
23. 23.If 8 kg of rice costs ₹536, how many kg can you buy for ₹1005?
24. 24.If 2 kg of rice costs ₹74, how many kg can you buy for ₹148?
25. 25.A hostel has enough food for 7 students for 17 days. How many days will the same food last for 17 students?
26. 26.A car goes 108 km on 12 litres of petrol. How far can it go on 2 litres (in km)?
27. 27.If 2 mangoes cost ₹106, how much do 17 mangoes cost (in ₹)?
28. 28.A car goes 125 km on 5 litres of petrol. How far can it go on 9 litres (in km)?
29. 29.If 5 cricket balls cost ₹110, how much do 6 cricket balls cost (in ₹)?
30. 30.If 7 kg of rice costs ₹322, how many kg can you buy for ₹276?
31. 31.If 8 cricket balls cost ₹40, how much do 5 cricket balls cost (in ₹)?
32. 32.A car goes 160 km on 8 litres of petrol. How far can it go on 14 litres (in km)?
33. 33.If 11 pencil boxes cost ₹297, how much do 2 pencil boxes cost (in ₹)?
34. 34.If 6 kg of rice costs ₹216, how many kg can you buy for ₹468?
35. 35.If 8 bottles of juice cost ₹336, how much do 7 bottles of juice cost (in ₹)?
36. 36.If 5 kg of rice costs ₹145, how many kg can you buy for ₹232?
37. 37.A hostel has enough food for 12 students for 22 days. How many days will the same food last for 22 students?
38. 38.9 painters can paint a school in 10 days. How many days would 18 painters take, working at the same speed?
39. 39.If 3 kg of rice costs ₹114, how many kg can you buy for ₹152?
40. 40.If 5 kg of rice costs ₹250, how many kg can you buy for ₹350?

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