Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 498 · 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 300 km on 12 litres of petrol. How far can it go on 38 litres (in km)?
2. 2.A hostel has enough food for 8 students for 14 days. How many days will the same food last for 2 students?
3. 3.4 painters can paint a school in 30 days. How many days would 5 painters take, working at the same speed?
4. 4.If 8 kg of rice costs ₹368, how many kg can you buy for ₹644?
5. 5.A car goes 200 km on 10 litres of petrol. How far can it go on 20 litres (in km)?
6. 6.If 7 cricket balls cost ₹182, how much do 20 cricket balls cost (in ₹)?
7. 7.A car goes 144 km on 12 litres of petrol. How far can it go on 13 litres (in km)?
8. 8.If 7 mangoes cost ₹287, how much do 16 mangoes cost (in ₹)?
9. 9.A car goes 30 km on 3 litres of petrol. How far can it go on 11 litres (in km)?
10. 10.If 3 bottles of juice cost ₹78, how much do 5 bottles of juice cost (in ₹)?
11. 11.7 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
12. 12.If 2 notebooks cost ₹16, how much do 5 notebooks cost (in ₹)?
13. 13.If 9 kg of rice costs ₹756, how many kg can you buy for ₹168?
14. 14.A car goes 72 km on 6 litres of petrol. How far can it go on 13 litres (in km)?
15. 15.If 9 pens cost ₹423, how much do 19 pens cost (in ₹)?
16. 16.A hostel has enough food for 12 students for 7 days. How many days will the same food last for 2 students?
17. 17.If 3 kg of rice costs ₹135, how many kg can you buy for ₹225?
18. 18.If 6 kg of rice costs ₹162, how many kg can you buy for ₹378?
19. 19.If 12 pencil boxes cost ₹192, how much do 10 pencil boxes cost (in ₹)?
20. 20.If 3 pens cost ₹162, how much do 19 pens cost (in ₹)?
21. 21.A car goes 70 km on 7 litres of petrol. How far can it go on 19 litres (in km)?
22. 22.5 painters can paint a school in 16 days. How many days would 4 painters take, working at the same speed?
23. 23.If 8 kg of rice costs ₹344, how many kg can you buy for ₹129?
24. 24.10 painters can paint a school in 10 days. How many days would 4 painters take, working at the same speed?
25. 25.If 3 kg of rice costs ₹159, how many kg can you buy for ₹106?
26. 26.If 12 erasers cost ₹120, how much do 2 erasers cost (in ₹)?
27. 27.A hostel has enough food for 10 students for 22 days. How many days will the same food last for 5 students?
28. 28.If 6 kg of rice costs ₹480, how many kg can you buy for ₹400?
29. 29.6 painters can paint a school in 21 days. How many days would 18 painters take, working at the same speed?
30. 30.If 11 bottles of juice cost ₹440, how much do 14 bottles of juice cost (in ₹)?
31. 31.If 4 kg of rice costs ₹156, how many kg can you buy for ₹507?
32. 32.If 7 kg of rice costs ₹364, how many kg can you buy for ₹156?
33. 33.If 2 notebooks cost ₹108, how much do 5 notebooks cost (in ₹)?
34. 34.2 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
35. 35.A car goes 22 km on 2 litres of petrol. How far can it go on 32 litres (in km)?
36. 36.If 3 kg of rice costs ₹75, how many kg can you buy for ₹350?
37. 37.6 painters can paint a school in 29 days. How many days would 3 painters take, working at the same speed?
38. 38.A car goes 48 km on 4 litres of petrol. How far can it go on 26 litres (in km)?
39. 39.If 10 notebooks cost ₹90, how much do 12 notebooks cost (in ₹)?
40. 40.If 6 mangoes cost ₹246, how much do 13 mangoes cost (in ₹)?

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude