Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 408 · 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 8 students for 27 days. How many days will the same food last for 6 students?
2. 2.A car goes 80 km on 5 litres of petrol. How far can it go on 24 litres (in km)?
3. 3.A car goes 54 km on 3 litres of petrol. How far can it go on 40 litres (in km)?
4. 4.3 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
5. 5.If 8 kg of rice costs ₹584, how many kg can you buy for ₹803?
6. 6.A car goes 42 km on 2 litres of petrol. How far can it go on 32 litres (in km)?
7. 7.A hostel has enough food for 7 students for 6 days. How many days will the same food last for 2 students?
8. 8.A car goes 184 km on 8 litres of petrol. How far can it go on 31 litres (in km)?
9. 9.A car goes 264 km on 12 litres of petrol. How far can it go on 2 litres (in km)?
10. 10.If 4 kg of rice costs ₹340, how many kg can you buy for ₹765?
11. 11.If 12 erasers cost ₹672, how much do 18 erasers cost (in ₹)?
12. 12.A car goes 144 km on 12 litres of petrol. How far can it go on 17 litres (in km)?
13. 13.A hostel has enough food for 3 students for 18 days. How many days will the same food last for 6 students?
14. 14.3 painters can paint a school in 22 days. How many days would 2 painters take, working at the same speed?
15. 15.If 7 kg of rice costs ₹504, how many kg can you buy for ₹864?
16. 16.If 3 pens cost ₹168, how much do 9 pens cost (in ₹)?
17. 17.A hostel has enough food for 4 students for 4 days. How many days will the same food last for 8 students?
18. 18.If 5 kg of rice costs ₹360, how many kg can you buy for ₹144?
19. 19.If 8 kites cost ₹256, how much do 6 kites cost (in ₹)?
20. 20.If 8 kg of rice costs ₹464, how many kg can you buy for ₹870?
21. 21.If 12 bottles of juice cost ₹348, how much do 3 bottles of juice cost (in ₹)?
22. 22.If 10 pencil boxes cost ₹100, how much do 2 pencil boxes cost (in ₹)?
23. 23.A car goes 50 km on 5 litres of petrol. How far can it go on 35 litres (in km)?
24. 24.If 10 notebooks cost ₹120, how much do 20 notebooks cost (in ₹)?
25. 25.8 painters can paint a school in 15 days. How many days would 24 painters take, working at the same speed?
26. 26.If 9 kg of rice costs ₹522, how many kg can you buy for ₹348?
27. 27.A car goes 150 km on 6 litres of petrol. How far can it go on 14 litres (in km)?
28. 28.A hostel has enough food for 10 students for 6 days. How many days will the same food last for 12 students?
29. 29.A car goes 96 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
30. 30.If 7 kg of rice costs ₹434, how many kg can you buy for ₹496?
31. 31.A car goes 34 km on 2 litres of petrol. How far can it go on 30 litres (in km)?
32. 32.If 5 mangoes cost ₹180, how much do 20 mangoes cost (in ₹)?
33. 33.A car goes 198 km on 9 litres of petrol. How far can it go on 6 litres (in km)?
34. 34.A hostel has enough food for 7 students for 5 days. How many days will the same food last for 5 students?
35. 35.3 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
36. 36.A car goes 42 km on 3 litres of petrol. How far can it go on 2 litres (in km)?
37. 37.If 7 erasers cost ₹35, how much do 15 erasers cost (in ₹)?
38. 38.If 9 bottles of juice cost ₹27, how much do 4 bottles of juice cost (in ₹)?
39. 39.A car goes 24 km on 3 litres of petrol. How far can it go on 13 litres (in km)?
40. 40.A car goes 33 km on 3 litres of petrol. How far can it go on 36 litres (in km)?

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