Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 13 · 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.If 10 bottles of juice cost ₹300, how much do 4 bottles of juice cost (in ₹)?
2. 2.12 painters can paint a school in 20 days. How many days would 15 painters take, working at the same speed?
3. 3.A car goes 69 km on 3 litres of petrol. How far can it go on 30 litres (in km)?
4. 4.If 11 pencil boxes cost ₹88, how much do 14 pencil boxes cost (in ₹)?
5. 5.If 8 kg of rice costs ₹568, how many kg can you buy for ₹639?
6. 6.If 4 erasers cost ₹36, how much do 12 erasers cost (in ₹)?
7. 7.If 12 bottles of juice cost ₹60, how much do 10 bottles of juice cost (in ₹)?
8. 8.A hostel has enough food for 4 students for 29 days. How many days will the same food last for 2 students?
9. 9.A car goes 45 km on 3 litres of petrol. How far can it go on 30 litres (in km)?
10. 10.A car goes 200 km on 10 litres of petrol. How far can it go on 40 litres (in km)?
11. 11.If 7 kg of rice costs ₹574, how many kg can you buy for ₹492?
12. 12.If 3 pencil boxes cost ₹15, how much do 11 pencil boxes cost (in ₹)?
13. 13.If 2 kites cost ₹54, how much do 12 kites cost (in ₹)?
14. 14.If 8 kg of rice costs ₹584, how many kg can you buy for ₹949?
15. 15.A car goes 110 km on 5 litres of petrol. How far can it go on 32 litres (in km)?
16. 16.A car goes 250 km on 10 litres of petrol. How far can it go on 26 litres (in km)?
17. 17.If 2 kites cost ₹110, how much do 8 kites cost (in ₹)?
18. 18.A car goes 120 km on 6 litres of petrol. How far can it go on 8 litres (in km)?
19. 19.2 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
20. 20.A car goes 65 km on 5 litres of petrol. How far can it go on 13 litres (in km)?
21. 21.If 8 cricket balls cost ₹312, how much do 6 cricket balls cost (in ₹)?
22. 22.A car goes 84 km on 7 litres of petrol. How far can it go on 39 litres (in km)?
23. 23.If 10 erasers cost ₹370, how much do 18 erasers cost (in ₹)?
24. 24.A car goes 42 km on 2 litres of petrol. How far can it go on 23 litres (in km)?
25. 25.If 6 kg of rice costs ₹120, how many kg can you buy for ₹100?
26. 26.A car goes 180 km on 9 litres of petrol. How far can it go on 10 litres (in km)?
27. 27.If 8 kg of rice costs ₹344, how many kg can you buy for ₹258?
28. 28.A car goes 162 km on 9 litres of petrol. How far can it go on 27 litres (in km)?
29. 29.If 8 kg of rice costs ₹160, how many kg can you buy for ₹80?
30. 30.If 9 cricket balls cost ₹234, how much do 6 cricket balls cost (in ₹)?
31. 31.If 11 notebooks cost ₹33, how much do 3 notebooks cost (in ₹)?
32. 32.If 6 kg of rice costs ₹414, how many kg can you buy for ₹621?
33. 33.11 painters can paint a school in 6 days. How many days would 2 painters take, working at the same speed?
34. 34.3 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
35. 35.3 painters can paint a school in 14 days. How many days would 14 painters take, working at the same speed?
36. 36.A car goes 171 km on 9 litres of petrol. How far can it go on 38 litres (in km)?
37. 37.If 5 notebooks cost ₹205, how much do 14 notebooks cost (in ₹)?
38. 38.10 painters can paint a school in 8 days. How many days would 5 painters take, working at the same speed?
39. 39.If 5 notebooks cost ₹215, how much do 17 notebooks cost (in ₹)?
40. 40.A car goes 100 km on 4 litres of petrol. How far can it go on 40 litres (in km)?

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