Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 305 · 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 65 km on 5 litres of petrol. How far can it go on 17 litres (in km)?
2. 2.A car goes 44 km on 2 litres of petrol. How far can it go on 5 litres (in km)?
3. 3.A car goes 108 km on 9 litres of petrol. How far can it go on 17 litres (in km)?
4. 4.A car goes 80 km on 10 litres of petrol. How far can it go on 34 litres (in km)?
5. 5.A hostel has enough food for 6 students for 28 days. How many days will the same food last for 21 students?
6. 6.If 5 kites cost ₹210, how much do 13 kites cost (in ₹)?
7. 7.If 3 mangoes cost ₹93, how much do 19 mangoes cost (in ₹)?
8. 8.11 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
9. 9.A car goes 52 km on 4 litres of petrol. How far can it go on 14 litres (in km)?
10. 10.If 6 mangoes cost ₹282, how much do 17 mangoes cost (in ₹)?
11. 11.6 painters can paint a school in 10 days. How many days would 5 painters take, working at the same speed?
12. 12.A car goes 91 km on 7 litres of petrol. How far can it go on 11 litres (in km)?
13. 13.If 6 kg of rice costs ₹426, how many kg can you buy for ₹355?
14. 14.If 9 kg of rice costs ₹234, how many kg can you buy for ₹286?
15. 15.A car goes 192 km on 12 litres of petrol. How far can it go on 14 litres (in km)?
16. 16.4 painters can paint a school in 30 days. How many days would 8 painters take, working at the same speed?
17. 17.If 9 kg of rice costs ₹522, how many kg can you buy for ₹406?
18. 18.A car goes 90 km on 10 litres of petrol. How far can it go on 15 litres (in km)?
19. 19.If 10 kites cost ₹450, how much do 12 kites cost (in ₹)?
20. 20.If 7 kg of rice costs ₹147, how many kg can you buy for ₹315?
21. 21.If 8 kg of rice costs ₹168, how many kg can you buy for ₹189?
22. 22.If 4 kites cost ₹60, how much do 9 kites cost (in ₹)?
23. 23.2 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
24. 24.If 5 kg of rice costs ₹115, how many kg can you buy for ₹230?
25. 25.If 7 bottles of juice cost ₹154, how much do 11 bottles of juice cost (in ₹)?
26. 26.A car goes 72 km on 4 litres of petrol. How far can it go on 5 litres (in km)?
27. 27.If 10 mangoes cost ₹320, how much do 4 mangoes cost (in ₹)?
28. 28.A hostel has enough food for 2 students for 5 days. How many days will the same food last for 5 students?
29. 29.3 painters can paint a school in 28 days. How many days would 21 painters take, working at the same speed?
30. 30.A car goes 200 km on 8 litres of petrol. How far can it go on 25 litres (in km)?
31. 31.A hostel has enough food for 4 students for 15 days. How many days will the same food last for 5 students?
32. 32.If 8 kg of rice costs ₹600, how many kg can you buy for ₹150?
33. 33.A hostel has enough food for 4 students for 14 days. How many days will the same food last for 7 students?
34. 34.If 6 kg of rice costs ₹378, how many kg can you buy for ₹567?
35. 35.A car goes 70 km on 5 litres of petrol. How far can it go on 10 litres (in km)?
36. 36.If 4 kg of rice costs ₹332, how many kg can you buy for ₹913?
37. 37.A car goes 54 km on 3 litres of petrol. How far can it go on 23 litres (in km)?
38. 38.If 4 kg of rice costs ₹184, how many kg can you buy for ₹414?
39. 39.A car goes 55 km on 5 litres of petrol. How far can it go on 30 litres (in km)?
40. 40.A hostel has enough food for 11 students for 9 days. How many days will the same food last for 3 students?

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