Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 135 · 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 8 kg of rice costs ₹600, how many kg can you buy for ₹450?
2. 2.A car goes 140 km on 10 litres of petrol. How far can it go on 34 litres (in km)?
3. 3.A car goes 44 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
4. 4.If 8 pens cost ₹472, how much do 14 pens cost (in ₹)?
5. 5.9 painters can paint a school in 6 days. How many days would 2 painters take, working at the same speed?
6. 6.2 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
7. 7.If 6 pens cost ₹336, how much do 20 pens cost (in ₹)?
8. 8.If 3 kg of rice costs ₹240, how many kg can you buy for ₹960?
9. 9.A hostel has enough food for 6 students for 23 days. How many days will the same food last for 3 students?
10. 10.If 2 erasers cost ₹46, how much do 18 erasers cost (in ₹)?
11. 11.A hostel has enough food for 8 students for 29 days. How many days will the same food last for 4 students?
12. 12.If 7 kg of rice costs ₹280, how many kg can you buy for ₹560?
13. 13.A hostel has enough food for 12 students for 13 days. How many days will the same food last for 13 students?
14. 14.If 3 kg of rice costs ₹177, how many kg can you buy for ₹885?
15. 15.If 5 notebooks cost ₹50, how much do 20 notebooks cost (in ₹)?
16. 16.If 9 kites cost ₹279, how much do 14 kites cost (in ₹)?
17. 17.If 6 kg of rice costs ₹312, how many kg can you buy for ₹364?
18. 18.A car goes 112 km on 8 litres of petrol. How far can it go on 16 litres (in km)?
19. 19.If 11 pens cost ₹198, how much do 7 pens cost (in ₹)?
20. 20.If 5 kg of rice costs ₹125, how many kg can you buy for ₹150?
21. 21.If 7 cricket balls cost ₹371, how much do 18 cricket balls cost (in ₹)?
22. 22.A car goes 125 km on 5 litres of petrol. How far can it go on 33 litres (in km)?
23. 23.A car goes 90 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
24. 24.A car goes 24 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
25. 25.If 4 kg of rice costs ₹144, how many kg can you buy for ₹216?
26. 26.A hostel has enough food for 3 students for 21 days. How many days will the same food last for 7 students?
27. 27.A hostel has enough food for 4 students for 21 days. How many days will the same food last for 2 students?
28. 28.A hostel has enough food for 3 students for 5 days. How many days will the same food last for 5 students?
29. 29.A car goes 140 km on 7 litres of petrol. How far can it go on 4 litres (in km)?
30. 30.If 7 kites cost ₹196, how much do 5 kites cost (in ₹)?
31. 31.If 8 kg of rice costs ₹456, how many kg can you buy for ₹399?
32. 32.8 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
33. 33.A car goes 60 km on 6 litres of petrol. How far can it go on 22 litres (in km)?
34. 34.If 8 kg of rice costs ₹560, how many kg can you buy for ₹140?
35. 35.A hostel has enough food for 5 students for 11 days. How many days will the same food last for 11 students?
36. 36.If 9 mangoes cost ₹468, how much do 18 mangoes cost (in ₹)?
37. 37.A hostel has enough food for 8 students for 7 days. How many days will the same food last for 2 students?
38. 38.If 11 mangoes cost ₹539, how much do 2 mangoes cost (in ₹)?
39. 39.If 4 kg of rice costs ₹192, how many kg can you buy for ₹144?
40. 40.If 12 pens cost ₹192, how much do 13 pens cost (in ₹)?

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