Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 550 · 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. 1.4 painters can paint a school in 16 days. How many days would 16 painters take, working at the same speed?
2. 2.If 12 mangoes cost ₹192, how much do 18 mangoes cost (in ₹)?
3. 3.If 3 kg of rice costs ₹144, how many kg can you buy for ₹624?
4. 4.If 2 kg of rice costs ₹146, how many kg can you buy for ₹365?
5. 5.A car goes 168 km on 8 litres of petrol. How far can it go on 37 litres (in km)?
6. 6.If 6 kg of rice costs ₹516, how many kg can you buy for ₹344?
7. 7.If 4 kg of rice costs ₹276, how many kg can you buy for ₹207?
8. 8.If 9 kg of rice costs ₹369, how many kg can you buy for ₹574?
9. 9.If 9 kg of rice costs ₹576, how many kg can you buy for ₹512?
10. 10.If 6 kg of rice costs ₹180, how many kg can you buy for ₹270?
11. 11.If 5 cricket balls cost ₹120, how much do 16 cricket balls cost (in ₹)?
12. 12.If 10 notebooks cost ₹460, how much do 3 notebooks cost (in ₹)?
13. 13.3 painters can paint a school in 18 days. How many days would 18 painters take, working at the same speed?
14. 14.A car goes 80 km on 4 litres of petrol. How far can it go on 25 litres (in km)?
15. 15.If 4 erasers cost ₹172, how much do 5 erasers cost (in ₹)?
16. 16.If 4 kg of rice costs ₹332, how many kg can you buy for ₹249?
17. 17.2 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
18. 18.A hostel has enough food for 6 students for 29 days. How many days will the same food last for 3 students?
19. 19.If 2 kg of rice costs ₹172, how many kg can you buy for ₹774?
20. 20.A car goes 120 km on 8 litres of petrol. How far can it go on 40 litres (in km)?
21. 21.If 6 pens cost ₹330, how much do 11 pens cost (in ₹)?
22. 22.A car goes 184 km on 8 litres of petrol. How far can it go on 26 litres (in km)?
23. 23.A hostel has enough food for 7 students for 5 days. How many days will the same food last for 5 students?
24. 24.If 4 kg of rice costs ₹232, how many kg can you buy for ₹174?
25. 25.A car goes 96 km on 6 litres of petrol. How far can it go on 21 litres (in km)?
26. 26.A car goes 168 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
27. 27.A hostel has enough food for 7 students for 10 days. How many days will the same food last for 10 students?
28. 28.A car goes 165 km on 11 litres of petrol. How far can it go on 13 litres (in km)?
29. 29.A car goes 128 km on 8 litres of petrol. How far can it go on 14 litres (in km)?
30. 30.A car goes 96 km on 12 litres of petrol. How far can it go on 6 litres (in km)?
31. 31.A car goes 80 km on 4 litres of petrol. How far can it go on 22 litres (in km)?
32. 32.If 4 kg of rice costs ₹108, how many kg can you buy for ₹189?
33. 33.If 6 pens cost ₹312, how much do 9 pens cost (in ₹)?
34. 34.10 painters can paint a school in 23 days. How many days would 5 painters take, working at the same speed?
35. 35.A car goes 65 km on 5 litres of petrol. How far can it go on 27 litres (in km)?
36. 36.If 9 kg of rice costs ₹720, how many kg can you buy for ₹240?
37. 37.A hostel has enough food for 10 students for 9 days. How many days will the same food last for 5 students?
38. 38.A car goes 50 km on 2 litres of petrol. How far can it go on 15 litres (in km)?
39. 39.A car goes 204 km on 12 litres of petrol. How far can it go on 10 litres (in km)?
40. 40.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 14 students?

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