Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 497 · 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 12 days. How many days will the same food last for 18 students?
2. 2.If 3 bottles of juice cost ₹132, how much do 9 bottles of juice cost (in ₹)?
3. 3.If 8 kg of rice costs ₹200, how many kg can you buy for ₹75?
4. 4.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
5. 5.10 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
6. 6.If 8 erasers cost ₹472, how much do 7 erasers cost (in ₹)?
7. 7.If 9 erasers cost ₹36, how much do 13 erasers cost (in ₹)?
8. 8.7 painters can paint a school in 15 days. How many days would 5 painters take, working at the same speed?
9. 9.If 2 kg of rice costs ₹138, how many kg can you buy for ₹345?
10. 10.If 3 kg of rice costs ₹192, how many kg can you buy for ₹256?
11. 11.A car goes 60 km on 6 litres of petrol. How far can it go on 27 litres (in km)?
12. 12.A car goes 72 km on 8 litres of petrol. How far can it go on 6 litres (in km)?
13. 13.If 3 kg of rice costs ₹87, how many kg can you buy for ₹58?
14. 14.A car goes 22 km on 2 litres of petrol. How far can it go on 6 litres (in km)?
15. 15.A car goes 132 km on 11 litres of petrol. How far can it go on 31 litres (in km)?
16. 16.If 4 kg of rice costs ₹228, how many kg can you buy for ₹855?
17. 17.If 8 kg of rice costs ₹640, how many kg can you buy for ₹480?
18. 18.If 2 kites cost ₹26, how much do 20 kites cost (in ₹)?
19. 19.If 6 pens cost ₹54, how much do 14 pens cost (in ₹)?
20. 20.A car goes 70 km on 7 litres of petrol. How far can it go on 34 litres (in km)?
21. 21.A car goes 96 km on 4 litres of petrol. How far can it go on 21 litres (in km)?
22. 22.A car goes 54 km on 3 litres of petrol. How far can it go on 37 litres (in km)?
23. 23.A car goes 90 km on 9 litres of petrol. How far can it go on 8 litres (in km)?
24. 24.If 6 kites cost ₹186, how much do 9 kites cost (in ₹)?
25. 25.A car goes 51 km on 3 litres of petrol. How far can it go on 21 litres (in km)?
26. 26.If 3 kg of rice costs ₹201, how many kg can you buy for ₹603?
27. 27.A car goes 216 km on 12 litres of petrol. How far can it go on 26 litres (in km)?
28. 28.A hostel has enough food for 12 students for 24 days. How many days will the same food last for 16 students?
29. 29.If 2 mangoes cost ₹26, how much do 16 mangoes cost (in ₹)?
30. 30.If 3 kites cost ₹81, how much do 15 kites cost (in ₹)?
31. 31.A car goes 220 km on 10 litres of petrol. How far can it go on 40 litres (in km)?
32. 32.5 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
33. 33.A car goes 76 km on 4 litres of petrol. How far can it go on 14 litres (in km)?
34. 34.A hostel has enough food for 4 students for 12 days. How many days will the same food last for 24 students?
35. 35.A hostel has enough food for 2 students for 28 days. How many days will the same food last for 4 students?
36. 36.A car goes 264 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
37. 37.If 9 kg of rice costs ₹540, how many kg can you buy for ₹720?
38. 38.If 12 bottles of juice cost ₹192, how much do 15 bottles of juice cost (in ₹)?
39. 39.If 2 pens cost ₹120, how much do 8 pens cost (in ₹)?
40. 40.A car goes 96 km on 12 litres of petrol. How far can it go on 25 litres (in km)?

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