Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 119 · 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 9 kg of rice costs ₹252, how many kg can you buy for ₹280?
2. 2.A hostel has enough food for 4 students for 27 days. How many days will the same food last for 6 students?
3. 3.3 painters can paint a school in 15 days. How many days would 5 painters take, working at the same speed?
4. 4.A car goes 72 km on 8 litres of petrol. How far can it go on 27 litres (in km)?
5. 5.9 painters can paint a school in 6 days. How many days would 6 painters take, working at the same speed?
6. 6.If 11 erasers cost ₹209, how much do 19 erasers cost (in ₹)?
7. 7.If 6 kg of rice costs ₹522, how many kg can you buy for ₹435?
8. 8.If 4 erasers cost ₹40, how much do 19 erasers cost (in ₹)?
9. 9.A hostel has enough food for 3 students for 4 days. How many days will the same food last for 6 students?
10. 10.A car goes 72 km on 4 litres of petrol. How far can it go on 37 litres (in km)?
11. 11.If 9 kg of rice costs ₹540, how many kg can you buy for ₹360?
12. 12.A car goes 112 km on 7 litres of petrol. How far can it go on 32 litres (in km)?
13. 13.A car goes 24 km on 3 litres of petrol. How far can it go on 4 litres (in km)?
14. 14.6 painters can paint a school in 12 days. How many days would 12 painters take, working at the same speed?
15. 15.A hostel has enough food for 7 students for 24 days. How many days will the same food last for 14 students?
16. 16.10 painters can paint a school in 15 days. How many days would 5 painters take, working at the same speed?
17. 17.If 3 kg of rice costs ₹231, how many kg can you buy for ₹616?
18. 18.If 11 kites cost ₹407, how much do 9 kites cost (in ₹)?
19. 19.A car goes 152 km on 8 litres of petrol. How far can it go on 15 litres (in km)?
20. 20.A car goes 143 km on 11 litres of petrol. How far can it go on 21 litres (in km)?
21. 21.7 painters can paint a school in 27 days. How many days would 21 painters take, working at the same speed?
22. 22.A hostel has enough food for 3 students for 25 days. How many days will the same food last for 5 students?
23. 23.If 2 kg of rice costs ₹116, how many kg can you buy for ₹464?
24. 24.A hostel has enough food for 3 students for 26 days. How many days will the same food last for 2 students?
25. 25.A car goes 114 km on 6 litres of petrol. How far can it go on 30 litres (in km)?
26. 26.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 2 students?
27. 27.A hostel has enough food for 10 students for 24 days. How many days will the same food last for 4 students?
28. 28.If 2 kg of rice costs ₹110, how many kg can you buy for ₹330?
29. 29.If 3 kg of rice costs ₹270, how many kg can you buy for ₹1170?
30. 30.A hostel has enough food for 2 students for 15 days. How many days will the same food last for 5 students?
31. 31.A hostel has enough food for 7 students for 14 days. How many days will the same food last for 2 students?
32. 32.A car goes 96 km on 8 litres of petrol. How far can it go on 11 litres (in km)?
33. 33.If 9 kg of rice costs ₹747, how many kg can you buy for ₹830?
34. 34.If 2 notebooks cost ₹42, how much do 7 notebooks cost (in ₹)?
35. 35.7 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
36. 36.A car goes 84 km on 7 litres of petrol. How far can it go on 38 litres (in km)?
37. 37.A hostel has enough food for 9 students for 18 days. How many days will the same food last for 3 students?
38. 38.If 6 kg of rice costs ₹360, how many kg can you buy for ₹780?
39. 39.A car goes 190 km on 10 litres of petrol. How far can it go on 17 litres (in km)?
40. 40.If 2 kg of rice costs ₹74, how many kg can you buy for ₹185?

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