Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 404 · 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 hostel has enough food for 12 students for 19 days. How many days will the same food last for 6 students?
2. 2.If 7 kg of rice costs ₹392, how many kg can you buy for ₹784?
3. 3.A car goes 120 km on 8 litres of petrol. How far can it go on 18 litres (in km)?
4. 4.If 10 pencil boxes cost ₹400, how much do 8 pencil boxes cost (in ₹)?
5. 5.A car goes 64 km on 4 litres of petrol. How far can it go on 19 litres (in km)?
6. 6.If 11 pencil boxes cost ₹462, how much do 17 pencil boxes cost (in ₹)?
7. 7.If 11 erasers cost ₹330, how much do 8 erasers cost (in ₹)?
8. 8.If 5 bottles of juice cost ₹40, how much do 18 bottles of juice cost (in ₹)?
9. 9.A car goes 92 km on 4 litres of petrol. How far can it go on 38 litres (in km)?
10. 10.A car goes 22 km on 2 litres of petrol. How far can it go on 18 litres (in km)?
11. 11.If 2 erasers cost ₹66, how much do 14 erasers cost (in ₹)?
12. 12.If 12 pens cost ₹180, how much do 7 pens cost (in ₹)?
13. 13.A car goes 160 km on 8 litres of petrol. How far can it go on 21 litres (in km)?
14. 14.If 4 notebooks cost ₹100, how much do 19 notebooks cost (in ₹)?
15. 15.If 11 cricket balls cost ₹649, how much do 20 cricket balls cost (in ₹)?
16. 16.11 painters can paint a school in 22 days. How many days would 22 painters take, working at the same speed?
17. 17.If 9 kg of rice costs ₹423, how many kg can you buy for ₹376?
18. 18.If 8 pens cost ₹48, how much do 13 pens cost (in ₹)?
19. 19.If 3 kg of rice costs ₹159, how many kg can you buy for ₹371?
20. 20.If 7 kg of rice costs ₹217, how many kg can you buy for ₹186?
21. 21.A car goes 250 km on 10 litres of petrol. How far can it go on 20 litres (in km)?
22. 22.A hostel has enough food for 3 students for 13 days. How many days will the same food last for 13 students?
23. 23.A hostel has enough food for 10 students for 20 days. How many days will the same food last for 20 students?
24. 24.If 5 kg of rice costs ₹190, how many kg can you buy for ₹114?
25. 25.A car goes 135 km on 9 litres of petrol. How far can it go on 20 litres (in km)?
26. 26.If 3 cricket balls cost ₹84, how much do 6 cricket balls cost (in ₹)?
27. 27.If 2 kg of rice costs ₹180, how many kg can you buy for ₹270?
28. 28.A hostel has enough food for 10 students for 15 days. How many days will the same food last for 15 students?
29. 29.If 10 notebooks cost ₹310, how much do 6 notebooks cost (in ₹)?
30. 30.A car goes 42 km on 2 litres of petrol. How far can it go on 29 litres (in km)?
31. 31.7 painters can paint a school in 8 days. How many days would 8 painters take, working at the same speed?
32. 32.A hostel has enough food for 10 students for 13 days. How many days will the same food last for 5 students?
33. 33.If 7 kg of rice costs ₹553, how many kg can you buy for ₹790?
34. 34.If 6 kg of rice costs ₹486, how many kg can you buy for ₹567?
35. 35.If 12 notebooks cost ₹156, how much do 10 notebooks cost (in ₹)?
36. 36.If 6 kites cost ₹270, how much do 8 kites cost (in ₹)?
37. 37.If 2 erasers cost ₹8, how much do 17 erasers cost (in ₹)?
38. 38.If 12 bottles of juice cost ₹468, how much do 3 bottles of juice cost (in ₹)?
39. 39.If 2 kg of rice costs ₹172, how many kg can you buy for ₹344?
40. 40.If 6 kites cost ₹96, how much do 4 kites cost (in ₹)?

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