Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 378 · 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 3 kg of rice costs ₹183, how many kg can you buy for ₹915?
2. 2.If 2 kg of rice costs ₹104, how many kg can you buy for ₹624?
3. 3.A car goes 144 km on 6 litres of petrol. How far can it go on 4 litres (in km)?
4. 4.A hostel has enough food for 12 students for 26 days. How many days will the same food last for 24 students?
5. 5.10 painters can paint a school in 29 days. How many days would 5 painters take, working at the same speed?
6. 6.A hostel has enough food for 3 students for 13 days. How many days will the same food last for 13 students?
7. 7.12 painters can paint a school in 15 days. How many days would 15 painters take, working at the same speed?
8. 8.A hostel has enough food for 12 students for 29 days. How many days will the same food last for 6 students?
9. 9.If 6 kg of rice costs ₹264, how many kg can you buy for ₹396?
10. 10.A car goes 171 km on 9 litres of petrol. How far can it go on 16 litres (in km)?
11. 11.A car goes 99 km on 9 litres of petrol. How far can it go on 2 litres (in km)?
12. 12.If 2 kg of rice costs ₹40, how many kg can you buy for ₹80?
13. 13.A car goes 56 km on 4 litres of petrol. How far can it go on 27 litres (in km)?
14. 14.If 7 pencil boxes cost ₹35, how much do 19 pencil boxes cost (in ₹)?
15. 15.If 3 cricket balls cost ₹177, how much do 11 cricket balls cost (in ₹)?
16. 16.12 painters can paint a school in 9 days. How many days would 2 painters take, working at the same speed?
17. 17.If 2 notebooks cost ₹102, how much do 7 notebooks cost (in ₹)?
18. 18.If 9 kg of rice costs ₹567, how many kg can you buy for ₹315?
19. 19.If 9 kg of rice costs ₹270, how many kg can you buy for ₹450?
20. 20.A hostel has enough food for 10 students for 10 days. How many days will the same food last for 20 students?
21. 21.A car goes 40 km on 4 litres of petrol. How far can it go on 33 litres (in km)?
22. 22.If 7 kg of rice costs ₹532, how many kg can you buy for ₹760?
23. 23.If 3 kg of rice costs ₹228, how many kg can you buy for ₹304?
24. 24.If 2 pens cost ₹32, how much do 10 pens cost (in ₹)?
25. 25.If 8 kg of rice costs ₹592, how many kg can you buy for ₹666?
26. 26.If 2 kites cost ₹90, how much do 18 kites cost (in ₹)?
27. 27.A car goes 72 km on 3 litres of petrol. How far can it go on 39 litres (in km)?
28. 28.If 5 kg of rice costs ₹195, how many kg can you buy for ₹312?
29. 29.A car goes 153 km on 9 litres of petrol. How far can it go on 30 litres (in km)?
30. 30.A hostel has enough food for 9 students for 21 days. How many days will the same food last for 21 students?
31. 31.If 9 kg of rice costs ₹756, how many kg can you buy for ₹1176?
32. 32.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 15 students?
33. 33.A hostel has enough food for 3 students for 7 days. How many days will the same food last for 7 students?
34. 34.If 8 notebooks cost ₹40, how much do 20 notebooks cost (in ₹)?
35. 35.If 5 notebooks cost ₹20, how much do 12 notebooks cost (in ₹)?
36. 36.A car goes 84 km on 7 litres of petrol. How far can it go on 17 litres (in km)?
37. 37.If 4 kg of rice costs ₹136, how many kg can you buy for ₹442?
38. 38.If 7 kg of rice costs ₹399, how many kg can you buy for ₹342?
39. 39.If 5 cricket balls cost ₹55, how much do 14 cricket balls cost (in ₹)?
40. 40.If 7 bottles of juice cost ₹252, how much do 18 bottles of juice cost (in ₹)?

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