Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 454 · 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 104 km on 8 litres of petrol. How far can it go on 23 litres (in km)?
2. 2.If 6 kg of rice costs ₹504, how many kg can you buy for ₹1176?
3. 3.If 5 kg of rice costs ₹140, how many kg can you buy for ₹280?
4. 4.If 3 kg of rice costs ₹75, how many kg can you buy for ₹125?
5. 5.A car goes 104 km on 8 litres of petrol. How far can it go on 21 litres (in km)?
6. 6.A car goes 152 km on 8 litres of petrol. How far can it go on 28 litres (in km)?
7. 7.If 4 notebooks cost ₹48, how much do 19 notebooks cost (in ₹)?
8. 8.If 4 kg of rice costs ₹140, how many kg can you buy for ₹245?
9. 9.If 12 erasers cost ₹168, how much do 16 erasers cost (in ₹)?
10. 10.If 8 bottles of juice cost ₹400, how much do 9 bottles of juice cost (in ₹)?
11. 11.If 11 notebooks cost ₹88, how much do 20 notebooks cost (in ₹)?
12. 12.If 2 notebooks cost ₹56, how much do 15 notebooks cost (in ₹)?
13. 13.A hostel has enough food for 12 students for 15 days. How many days will the same food last for 5 students?
14. 14.If 4 kg of rice costs ₹208, how many kg can you buy for ₹728?
15. 15.8 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
16. 16.If 3 pens cost ₹18, how much do 6 pens cost (in ₹)?
17. 17.If 3 kg of rice costs ₹222, how many kg can you buy for ₹1110?
18. 18.If 3 pens cost ₹93, how much do 2 pens cost (in ₹)?
19. 19.A car goes 48 km on 2 litres of petrol. How far can it go on 13 litres (in km)?
20. 20.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
21. 21.If 6 kg of rice costs ₹150, how many kg can you buy for ₹300?
22. 22.9 painters can paint a school in 11 days. How many days would 3 painters take, working at the same speed?
23. 23.A hostel has enough food for 10 students for 27 days. How many days will the same food last for 15 students?
24. 24.3 painters can paint a school in 28 days. How many days would 14 painters take, working at the same speed?
25. 25.If 11 kites cost ₹396, how much do 2 kites cost (in ₹)?
26. 26.5 painters can paint a school in 27 days. How many days would 9 painters take, working at the same speed?
27. 27.A car goes 180 km on 10 litres of petrol. How far can it go on 9 litres (in km)?
28. 28.11 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
29. 29.A car goes 32 km on 4 litres of petrol. How far can it go on 7 litres (in km)?
30. 30.A hostel has enough food for 2 students for 9 days. How many days will the same food last for 9 students?
31. 31.If 8 kg of rice costs ₹256, how many kg can you buy for ₹416?
32. 32.If 7 kg of rice costs ₹567, how many kg can you buy for ₹324?
33. 33.12 painters can paint a school in 20 days. How many days would 16 painters take, working at the same speed?
34. 34.If 7 kg of rice costs ₹329, how many kg can you buy for ₹188?
35. 35.A car goes 264 km on 11 litres of petrol. How far can it go on 13 litres (in km)?
36. 36.If 11 cricket balls cost ₹352, how much do 13 cricket balls cost (in ₹)?
37. 37.A car goes 54 km on 6 litres of petrol. How far can it go on 20 litres (in km)?
38. 38.A car goes 80 km on 10 litres of petrol. How far can it go on 11 litres (in km)?
39. 39.If 4 kites cost ₹76, how much do 19 kites cost (in ₹)?
40. 40.If 8 cricket balls cost ₹160, how much do 2 cricket balls cost (in ₹)?

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