Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 470 · 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 16 km on 2 litres of petrol. How far can it go on 28 litres (in km)?
2. 2.If 4 kg of rice costs ₹164, how many kg can you buy for ₹82?
3. 3.A car goes 48 km on 4 litres of petrol. How far can it go on 25 litres (in km)?
4. 4.A hostel has enough food for 10 students for 29 days. How many days will the same food last for 5 students?
5. 5.A hostel has enough food for 12 students for 20 days. How many days will the same food last for 20 students?
6. 6.A car goes 162 km on 9 litres of petrol. How far can it go on 17 litres (in km)?
7. 7.If 10 erasers cost ₹450, how much do 19 erasers cost (in ₹)?
8. 8.If 9 kg of rice costs ₹288, how many kg can you buy for ₹224?
9. 9.If 5 notebooks cost ₹15, how much do 17 notebooks cost (in ₹)?
10. 10.12 painters can paint a school in 22 days. How many days would 6 painters take, working at the same speed?
11. 11.If 4 kg of rice costs ₹184, how many kg can you buy for ₹690?
12. 12.If 7 kg of rice costs ₹595, how many kg can you buy for ₹510?
13. 13.If 5 kg of rice costs ₹230, how many kg can you buy for ₹598?
14. 14.If 8 kg of rice costs ₹496, how many kg can you buy for ₹744?
15. 15.A hostel has enough food for 4 students for 29 days. How many days will the same food last for 2 students?
16. 16.If 9 kg of rice costs ₹333, how many kg can you buy for ₹259?
17. 17.A car goes 110 km on 10 litres of petrol. How far can it go on 36 litres (in km)?
18. 18.If 8 kg of rice costs ₹264, how many kg can you buy for ₹330?
19. 19.4 painters can paint a school in 7 days. How many days would 2 painters take, working at the same speed?
20. 20.If 9 mangoes cost ₹54, how much do 17 mangoes cost (in ₹)?
21. 21.If 7 kg of rice costs ₹399, how many kg can you buy for ₹228?
22. 22.If 8 kg of rice costs ₹496, how many kg can you buy for ₹310?
23. 23.6 painters can paint a school in 14 days. How many days would 4 painters take, working at the same speed?
24. 24.A car goes 50 km on 5 litres of petrol. How far can it go on 15 litres (in km)?
25. 25.A car goes 72 km on 3 litres of petrol. How far can it go on 16 litres (in km)?
26. 26.If 6 pencil boxes cost ₹168, how much do 16 pencil boxes cost (in ₹)?
27. 27.If 11 cricket balls cost ₹473, how much do 18 cricket balls cost (in ₹)?
28. 28.If 9 kg of rice costs ₹234, how many kg can you buy for ₹286?
29. 29.A car goes 32 km on 4 litres of petrol. How far can it go on 30 litres (in km)?
30. 30.A hostel has enough food for 10 students for 4 days. How many days will the same food last for 2 students?
31. 31.If 7 mangoes cost ₹147, how much do 19 mangoes cost (in ₹)?
32. 32.If 9 kg of rice costs ₹783, how many kg can you buy for ₹957?
33. 33.A hostel has enough food for 3 students for 11 days. How many days will the same food last for 11 students?
34. 34.If 6 kg of rice costs ₹498, how many kg can you buy for ₹913?
35. 35.If 6 bottles of juice cost ₹204, how much do 15 bottles of juice cost (in ₹)?
36. 36.A car goes 138 km on 6 litres of petrol. How far can it go on 2 litres (in km)?
37. 37.A hostel has enough food for 11 students for 9 days. How many days will the same food last for 9 students?
38. 38.A hostel has enough food for 5 students for 15 days. How many days will the same food last for 3 students?
39. 39.2 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
40. 40.If 4 bottles of juice cost ₹92, how much do 14 bottles of juice cost (in ₹)?

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