Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 155 · 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 38 km on 2 litres of petrol. How far can it go on 5 litres (in km)?
2. 2.If 5 kg of rice costs ₹400, how many kg can you buy for ₹560?
3. 3.If 2 pencil boxes cost ₹104, how much do 14 pencil boxes cost (in ₹)?
4. 4.10 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
5. 5.A car goes 40 km on 5 litres of petrol. How far can it go on 22 litres (in km)?
6. 6.If 3 kg of rice costs ₹105, how many kg can you buy for ₹525?
7. 7.If 2 bottles of juice cost ₹112, how much do 3 bottles of juice cost (in ₹)?
8. 8.If 9 pencil boxes cost ₹486, how much do 2 pencil boxes cost (in ₹)?
9. 9.A car goes 72 km on 3 litres of petrol. How far can it go on 34 litres (in km)?
10. 10.A hostel has enough food for 4 students for 21 days. How many days will the same food last for 2 students?
11. 11.A hostel has enough food for 4 students for 30 days. How many days will the same food last for 3 students?
12. 12.A hostel has enough food for 5 students for 24 days. How many days will the same food last for 12 students?
13. 13.A car goes 22 km on 2 litres of petrol. How far can it go on 11 litres (in km)?
14. 14.A car goes 190 km on 10 litres of petrol. How far can it go on 33 litres (in km)?
15. 15.If 8 cricket balls cost ₹96, how much do 15 cricket balls cost (in ₹)?
16. 16.A hostel has enough food for 12 students for 11 days. How many days will the same food last for 4 students?
17. 17.If 9 mangoes cost ₹252, how much do 6 mangoes cost (in ₹)?
18. 18.If 6 kg of rice costs ₹378, how many kg can you buy for ₹441?
19. 19.A car goes 120 km on 6 litres of petrol. How far can it go on 7 litres (in km)?
20. 20.A car goes 30 km on 2 litres of petrol. How far can it go on 15 litres (in km)?
21. 21.A hostel has enough food for 6 students for 10 days. How many days will the same food last for 4 students?
22. 22.If 9 notebooks cost ₹504, how much do 7 notebooks cost (in ₹)?
23. 23.If 2 kites cost ₹8, how much do 8 kites cost (in ₹)?
24. 24.7 painters can paint a school in 21 days. How many days would 21 painters take, working at the same speed?
25. 25.If 9 kg of rice costs ₹792, how many kg can you buy for ₹528?
26. 26.If 12 kites cost ₹576, how much do 11 kites cost (in ₹)?
27. 27.A car goes 57 km on 3 litres of petrol. How far can it go on 4 litres (in km)?
28. 28.A car goes 144 km on 8 litres of petrol. How far can it go on 18 litres (in km)?
29. 29.If 4 pencil boxes cost ₹152, how much do 2 pencil boxes cost (in ₹)?
30. 30.9 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
31. 31.If 8 mangoes cost ₹208, how much do 11 mangoes cost (in ₹)?
32. 32.A car goes 40 km on 5 litres of petrol. How far can it go on 23 litres (in km)?
33. 33.A car goes 242 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
34. 34.A hostel has enough food for 6 students for 14 days. How many days will the same food last for 7 students?
35. 35.12 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
36. 36.3 painters can paint a school in 6 days. How many days would 9 painters take, working at the same speed?
37. 37.2 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
38. 38.6 painters can paint a school in 19 days. How many days would 2 painters take, working at the same speed?
39. 39.A car goes 225 km on 9 litres of petrol. How far can it go on 7 litres (in km)?
40. 40.If 8 kg of rice costs ₹632, how many kg can you buy for ₹237?

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