Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 504 · 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 288 km on 12 litres of petrol. How far can it go on 8 litres (in km)?
2. 2.A car goes 108 km on 9 litres of petrol. How far can it go on 15 litres (in km)?
3. 3.A hostel has enough food for 6 students for 26 days. How many days will the same food last for 12 students?
4. 4.8 painters can paint a school in 11 days. How many days would 2 painters take, working at the same speed?
5. 5.If 5 bottles of juice cost ₹245, how much do 7 bottles of juice cost (in ₹)?
6. 6.If 5 notebooks cost ₹285, how much do 12 notebooks cost (in ₹)?
7. 7.If 3 pencil boxes cost ₹180, how much do 6 pencil boxes cost (in ₹)?
8. 8.If 9 cricket balls cost ₹360, how much do 2 cricket balls cost (in ₹)?
9. 9.A hostel has enough food for 6 students for 20 days. How many days will the same food last for 20 students?
10. 10.If 4 cricket balls cost ₹100, how much do 12 cricket balls cost (in ₹)?
11. 11.7 painters can paint a school in 30 days. How many days would 21 painters take, working at the same speed?
12. 12.A car goes 161 km on 7 litres of petrol. How far can it go on 6 litres (in km)?
13. 13.8 painters can paint a school in 10 days. How many days would 4 painters take, working at the same speed?
14. 14.If 3 kg of rice costs ₹243, how many kg can you buy for ₹324?
15. 15.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
16. 16.A car goes 207 km on 9 litres of petrol. How far can it go on 25 litres (in km)?
17. 17.A car goes 250 km on 10 litres of petrol. How far can it go on 12 litres (in km)?
18. 18.If 4 kg of rice costs ₹88, how many kg can you buy for ₹176?
19. 19.If 8 bottles of juice cost ₹408, how much do 2 bottles of juice cost (in ₹)?
20. 20.If 8 kg of rice costs ₹640, how many kg can you buy for ₹880?
21. 21.A car goes 68 km on 4 litres of petrol. How far can it go on 27 litres (in km)?
22. 22.If 3 notebooks cost ₹27, how much do 19 notebooks cost (in ₹)?
23. 23.If 2 kg of rice costs ₹48, how many kg can you buy for ₹192?
24. 24.7 painters can paint a school in 9 days. How many days would 21 painters take, working at the same speed?
25. 25.A hostel has enough food for 4 students for 17 days. How many days will the same food last for 17 students?
26. 26.If 5 kg of rice costs ₹440, how many kg can you buy for ₹968?
27. 27.A car goes 153 km on 9 litres of petrol. How far can it go on 24 litres (in km)?
28. 28.A hostel has enough food for 2 students for 21 days. How many days will the same food last for 3 students?
29. 29.If 4 kites cost ₹192, how much do 16 kites cost (in ₹)?
30. 30.If 3 kg of rice costs ₹66, how many kg can you buy for ₹44?
31. 31.A car goes 48 km on 2 litres of petrol. How far can it go on 21 litres (in km)?
32. 32.If 3 kg of rice costs ₹198, how many kg can you buy for ₹462?
33. 33.12 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
34. 34.A car goes 40 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
35. 35.A car goes 108 km on 6 litres of petrol. How far can it go on 8 litres (in km)?
36. 36.If 6 mangoes cost ₹336, how much do 20 mangoes cost (in ₹)?
37. 37.5 painters can paint a school in 22 days. How many days would 22 painters take, working at the same speed?
38. 38.If 10 pencil boxes cost ₹50, how much do 2 pencil boxes cost (in ₹)?
39. 39.If 6 kg of rice costs ₹360, how many kg can you buy for ₹240?
40. 40.A car goes 168 km on 12 litres of petrol. How far can it go on 25 litres (in km)?

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