Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 447 · 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 2 notebooks cost ₹56, how much do 14 notebooks cost (in ₹)?
2. 2.A hostel has enough food for 9 students for 21 days. How many days will the same food last for 21 students?
3. 3.12 painters can paint a school in 14 days. How many days would 7 painters take, working at the same speed?
4. 4.If 12 bottles of juice cost ₹168, how much do 10 bottles of juice cost (in ₹)?
5. 5.If 6 cricket balls cost ₹162, how much do 7 cricket balls cost (in ₹)?
6. 6.If 4 kites cost ₹228, how much do 9 kites cost (in ₹)?
7. 7.If 9 kg of rice costs ₹405, how many kg can you buy for ₹675?
8. 8.If 6 pens cost ₹186, how much do 4 pens cost (in ₹)?
9. 9.A car goes 24 km on 3 litres of petrol. How far can it go on 9 litres (in km)?
10. 10.A car goes 75 km on 5 litres of petrol. How far can it go on 13 litres (in km)?
11. 11.2 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
12. 12.If 6 notebooks cost ₹108, how much do 11 notebooks cost (in ₹)?
13. 13.If 8 kg of rice costs ₹528, how many kg can you buy for ₹198?
14. 14.6 painters can paint a school in 8 days. How many days would 12 painters take, working at the same speed?
15. 15.If 8 kg of rice costs ₹512, how many kg can you buy for ₹576?
16. 16.If 8 kg of rice costs ₹256, how many kg can you buy for ₹160?
17. 17.If 10 erasers cost ₹220, how much do 18 erasers cost (in ₹)?
18. 18.If 11 pencil boxes cost ₹44, how much do 17 pencil boxes cost (in ₹)?
19. 19.A car goes 60 km on 5 litres of petrol. How far can it go on 29 litres (in km)?
20. 20.If 5 kg of rice costs ₹260, how many kg can you buy for ₹156?
21. 21.12 painters can paint a school in 22 days. How many days would 6 painters take, working at the same speed?
22. 22.11 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
23. 23.3 painters can paint a school in 14 days. How many days would 6 painters take, working at the same speed?
24. 24.A hostel has enough food for 10 students for 11 days. How many days will the same food last for 11 students?
25. 25.A car goes 100 km on 5 litres of petrol. How far can it go on 19 litres (in km)?
26. 26.A car goes 72 km on 6 litres of petrol. How far can it go on 27 litres (in km)?
27. 27.A car goes 42 km on 2 litres of petrol. How far can it go on 33 litres (in km)?
28. 28.A car goes 24 km on 2 litres of petrol. How far can it go on 16 litres (in km)?
29. 29.If 2 kg of rice costs ₹60, how many kg can you buy for ₹450?
30. 30.If 6 kg of rice costs ₹180, how many kg can you buy for ₹120?
31. 31.If 3 kg of rice costs ₹63, how many kg can you buy for ₹105?
32. 32.A hostel has enough food for 4 students for 28 days. How many days will the same food last for 7 students?
33. 33.A car goes 198 km on 9 litres of petrol. How far can it go on 18 litres (in km)?
34. 34.12 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
35. 35.9 painters can paint a school in 16 days. How many days would 24 painters take, working at the same speed?
36. 36.A car goes 36 km on 3 litres of petrol. How far can it go on 20 litres (in km)?
37. 37.If 3 kg of rice costs ₹132, how many kg can you buy for ₹616?
38. 38.If 3 kg of rice costs ₹111, how many kg can you buy for ₹296?
39. 39.A hostel has enough food for 12 students for 22 days. How many days will the same food last for 22 students?
40. 40.If 7 kg of rice costs ₹483, how many kg can you buy for ₹276?

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