Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 264 · 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 6 students for 12 days. How many days will the same food last for 24 students?
2. 2.If 9 kg of rice costs ₹594, how many kg can you buy for ₹990?
3. 3.A car goes 187 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
4. 4.If 12 notebooks cost ₹720, how much do 15 notebooks cost (in ₹)?
5. 5.If 4 kg of rice costs ₹240, how many kg can you buy for ₹600?
6. 6.If 4 pens cost ₹156, how much do 12 pens cost (in ₹)?
7. 7.7 painters can paint a school in 20 days. How many days would 10 painters take, working at the same speed?
8. 8.A hostel has enough food for 5 students for 22 days. How many days will the same food last for 22 students?
9. 9.A car goes 78 km on 6 litres of petrol. How far can it go on 21 litres (in km)?
10. 10.A hostel has enough food for 4 students for 7 days. How many days will the same food last for 2 students?
11. 11.If 2 kg of rice costs ₹108, how many kg can you buy for ₹162?
12. 12.10 painters can paint a school in 28 days. How many days would 14 painters take, working at the same speed?
13. 13.If 3 pens cost ₹93, how much do 12 pens cost (in ₹)?
14. 14.If 11 cricket balls cost ₹440, how much do 5 cricket balls cost (in ₹)?
15. 15.If 5 kg of rice costs ₹135, how many kg can you buy for ₹324?
16. 16.If 12 mangoes cost ₹504, how much do 13 mangoes cost (in ₹)?
17. 17.A car goes 30 km on 2 litres of petrol. How far can it go on 13 litres (in km)?
18. 18.If 5 notebooks cost ₹170, how much do 6 notebooks cost (in ₹)?
19. 19.If 8 erasers cost ₹328, how much do 2 erasers cost (in ₹)?
20. 20.A car goes 160 km on 10 litres of petrol. How far can it go on 28 litres (in km)?
21. 21.If 7 kg of rice costs ₹147, how many kg can you buy for ₹168?
22. 22.If 5 kg of rice costs ₹190, how many kg can you buy for ₹76?
23. 23.A car goes 80 km on 10 litres of petrol. How far can it go on 32 litres (in km)?
24. 24.If 7 pens cost ₹35, how much do 9 pens cost (in ₹)?
25. 25.A car goes 46 km on 2 litres of petrol. How far can it go on 10 litres (in km)?
26. 26.If 2 kg of rice costs ₹126, how many kg can you buy for ₹756?
27. 27.If 10 mangoes cost ₹110, how much do 14 mangoes cost (in ₹)?
28. 28.If 5 kg of rice costs ₹345, how many kg can you buy for ₹621?
29. 29.If 2 kg of rice costs ₹126, how many kg can you buy for ₹882?
30. 30.If 7 kg of rice costs ₹245, how many kg can you buy for ₹70?
31. 31.If 5 kg of rice costs ₹270, how many kg can you buy for ₹162?
32. 32.If 10 mangoes cost ₹360, how much do 2 mangoes cost (in ₹)?
33. 33.A hostel has enough food for 6 students for 23 days. How many days will the same food last for 23 students?
34. 34.A car goes 160 km on 8 litres of petrol. How far can it go on 40 litres (in km)?
35. 35.A car goes 66 km on 3 litres of petrol. How far can it go on 34 litres (in km)?
36. 36.If 6 kg of rice costs ₹138, how many kg can you buy for ₹230?
37. 37.If 12 notebooks cost ₹264, how much do 15 notebooks cost (in ₹)?
38. 38.If 7 erasers cost ₹77, how much do 12 erasers cost (in ₹)?
39. 39.A hostel has enough food for 7 students for 22 days. How many days will the same food last for 22 students?
40. 40.If 7 notebooks cost ₹252, how much do 3 notebooks cost (in ₹)?

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