Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 125 · 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 hostel has enough food for 6 students for 13 days. How many days will the same food last for 13 students?
2. 2.A hostel has enough food for 8 students for 22 days. How many days will the same food last for 11 students?
3. 3.A car goes 78 km on 6 litres of petrol. How far can it go on 5 litres (in km)?
4. 4.If 4 mangoes cost ₹80, how much do 18 mangoes cost (in ₹)?
5. 5.A car goes 189 km on 9 litres of petrol. How far can it go on 22 litres (in km)?
6. 6.3 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
7. 7.A car goes 240 km on 12 litres of petrol. How far can it go on 3 litres (in km)?
8. 8.A hostel has enough food for 2 students for 4 days. How many days will the same food last for 4 students?
9. 9.If 6 kg of rice costs ₹432, how many kg can you buy for ₹288?
10. 10.If 3 kg of rice costs ₹261, how many kg can you buy for ₹957?
11. 11.If 4 notebooks cost ₹120, how much do 2 notebooks cost (in ₹)?
12. 12.A car goes 70 km on 5 litres of petrol. How far can it go on 32 litres (in km)?
13. 13.If 12 notebooks cost ₹492, how much do 7 notebooks cost (in ₹)?
14. 14.11 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
15. 15.If 7 mangoes cost ₹112, how much do 15 mangoes cost (in ₹)?
16. 16.If 7 pencil boxes cost ₹217, how much do 18 pencil boxes cost (in ₹)?
17. 17.If 8 cricket balls cost ₹376, how much do 2 cricket balls cost (in ₹)?
18. 18.If 7 kg of rice costs ₹280, how many kg can you buy for ₹80?
19. 19.A car goes 66 km on 6 litres of petrol. How far can it go on 36 litres (in km)?
20. 20.If 5 cricket balls cost ₹150, how much do 18 cricket balls cost (in ₹)?
21. 21.A car goes 156 km on 12 litres of petrol. How far can it go on 5 litres (in km)?
22. 22.A car goes 60 km on 5 litres of petrol. How far can it go on 37 litres (in km)?
23. 23.8 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
24. 24.A car goes 132 km on 6 litres of petrol. How far can it go on 13 litres (in km)?
25. 25.If 4 kg of rice costs ₹248, how many kg can you buy for ₹310?
26. 26.A car goes 161 km on 7 litres of petrol. How far can it go on 10 litres (in km)?
27. 27.If 7 cricket balls cost ₹49, how much do 16 cricket balls cost (in ₹)?
28. 28.3 painters can paint a school in 6 days. How many days would 9 painters take, working at the same speed?
29. 29.2 painters can paint a school in 21 days. How many days would 3 painters take, working at the same speed?
30. 30.A car goes 80 km on 4 litres of petrol. How far can it go on 37 litres (in km)?
31. 31.If 6 kg of rice costs ₹318, how many kg can you buy for ₹477?
32. 32.If 6 mangoes cost ₹258, how much do 10 mangoes cost (in ₹)?
33. 33.If 8 cricket balls cost ₹224, how much do 18 cricket balls cost (in ₹)?
34. 34.A car goes 40 km on 4 litres of petrol. How far can it go on 18 litres (in km)?
35. 35.If 10 notebooks cost ₹420, how much do 16 notebooks cost (in ₹)?
36. 36.If 12 notebooks cost ₹540, how much do 15 notebooks cost (in ₹)?
37. 37.A hostel has enough food for 12 students for 23 days. How many days will the same food last for 23 students?
38. 38.A car goes 120 km on 8 litres of petrol. How far can it go on 18 litres (in km)?
39. 39.If 6 bottles of juice cost ₹114, how much do 16 bottles of juice cost (in ₹)?
40. 40.If 3 notebooks cost ₹42, how much do 16 notebooks cost (in ₹)?

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