Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 559 · 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 car goes 75 km on 3 litres of petrol. How far can it go on 22 litres (in km)?
2. 2.A hostel has enough food for 7 students for 23 days. How many days will the same food last for 23 students?
3. 3.If 5 mangoes cost ₹65, how much do 12 mangoes cost (in ₹)?
4. 4.A hostel has enough food for 8 students for 11 days. How many days will the same food last for 4 students?
5. 5.If 5 cricket balls cost ₹120, how much do 3 cricket balls cost (in ₹)?
6. 6.If 2 kg of rice costs ₹82, how many kg can you buy for ₹369?
7. 7.If 3 kg of rice costs ₹126, how many kg can you buy for ₹588?
8. 8.If 6 kg of rice costs ₹474, how many kg can you buy for ₹395?
9. 9.If 6 kg of rice costs ₹474, how many kg can you buy for ₹237?
10. 10.If 8 mangoes cost ₹24, how much do 16 mangoes cost (in ₹)?
11. 11.If 9 cricket balls cost ₹243, how much do 17 cricket balls cost (in ₹)?
12. 12.A car goes 18 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
13. 13.A hostel has enough food for 6 students for 8 days. How many days will the same food last for 3 students?
14. 14.A car goes 121 km on 11 litres of petrol. How far can it go on 29 litres (in km)?
15. 15.3 painters can paint a school in 8 days. How many days would 6 painters take, working at the same speed?
16. 16.A car goes 264 km on 12 litres of petrol. How far can it go on 19 litres (in km)?
17. 17.A hostel has enough food for 8 students for 26 days. How many days will the same food last for 4 students?
18. 18.If 7 pens cost ₹112, how much do 3 pens cost (in ₹)?
19. 19.If 4 notebooks cost ₹48, how much do 5 notebooks cost (in ₹)?
20. 20.A car goes 80 km on 4 litres of petrol. How far can it go on 32 litres (in km)?
21. 21.A car goes 64 km on 4 litres of petrol. How far can it go on 29 litres (in km)?
22. 22.If 4 kg of rice costs ₹292, how many kg can you buy for ₹1095?
23. 23.If 11 erasers cost ₹440, how much do 16 erasers cost (in ₹)?
24. 24.If 4 kg of rice costs ₹192, how many kg can you buy for ₹672?
25. 25.A car goes 40 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
26. 26.A car goes 133 km on 7 litres of petrol. How far can it go on 21 litres (in km)?
27. 27.If 11 cricket balls cost ₹605, how much do 17 cricket balls cost (in ₹)?
28. 28.If 7 kg of rice costs ₹322, how many kg can you buy for ₹92?
29. 29.A hostel has enough food for 11 students for 12 days. How many days will the same food last for 3 students?
30. 30.10 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
31. 31.If 2 bottles of juice cost ₹20, how much do 18 bottles of juice cost (in ₹)?
32. 32.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 2 students?
33. 33.If 7 kg of rice costs ₹294, how many kg can you buy for ₹378?
34. 34.A hostel has enough food for 10 students for 16 days. How many days will the same food last for 20 students?
35. 35.A hostel has enough food for 11 students for 16 days. How many days will the same food last for 4 students?
36. 36.A car goes 165 km on 11 litres of petrol. How far can it go on 4 litres (in km)?
37. 37.A car goes 68 km on 4 litres of petrol. How far can it go on 38 litres (in km)?
38. 38.If 4 bottles of juice cost ₹208, how much do 2 bottles of juice cost (in ₹)?
39. 39.A car goes 63 km on 7 litres of petrol. How far can it go on 32 litres (in km)?
40. 40.If 11 kites cost ₹341, how much do 7 kites cost (in ₹)?

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