Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 323 · 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 10 pencil boxes cost ₹370, how much do 12 pencil boxes cost (in ₹)?
2. 2.A hostel has enough food for 10 students for 17 days. How many days will the same food last for 5 students?
3. 3.11 painters can paint a school in 10 days. How many days would 5 painters take, working at the same speed?
4. 4.If 3 pens cost ₹78, how much do 9 pens cost (in ₹)?
5. 5.If 8 cricket balls cost ₹336, how much do 11 cricket balls cost (in ₹)?
6. 6.A hostel has enough food for 6 students for 20 days. How many days will the same food last for 10 students?
7. 7.A car goes 165 km on 11 litres of petrol. How far can it go on 37 litres (in km)?
8. 8.A car goes 92 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
9. 9.A car goes 72 km on 3 litres of petrol. How far can it go on 12 litres (in km)?
10. 10.If 6 kg of rice costs ₹372, how many kg can you buy for ₹248?
11. 11.If 3 notebooks cost ₹135, how much do 12 notebooks cost (in ₹)?
12. 12.A car goes 120 km on 12 litres of petrol. How far can it go on 8 litres (in km)?
13. 13.If 5 kg of rice costs ₹150, how many kg can you buy for ₹60?
14. 14.A car goes 125 km on 5 litres of petrol. How far can it go on 24 litres (in km)?
15. 15.A car goes 90 km on 9 litres of petrol. How far can it go on 32 litres (in km)?
16. 16.A car goes 99 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
17. 17.A car goes 176 km on 11 litres of petrol. How far can it go on 21 litres (in km)?
18. 18.If 3 kg of rice costs ₹60, how many kg can you buy for ₹100?
19. 19.A car goes 81 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
20. 20.A car goes 108 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
21. 21.If 10 pens cost ₹90, how much do 11 pens cost (in ₹)?
22. 22.11 painters can paint a school in 12 days. How many days would 6 painters take, working at the same speed?
23. 23.A car goes 140 km on 10 litres of petrol. How far can it go on 29 litres (in km)?
24. 24.If 6 pens cost ₹102, how much do 7 pens cost (in ₹)?
25. 25.If 8 kg of rice costs ₹680, how many kg can you buy for ₹170?
26. 26.If 7 notebooks cost ₹385, how much do 16 notebooks cost (in ₹)?
27. 27.If 6 bottles of juice cost ₹198, how much do 4 bottles of juice cost (in ₹)?
28. 28.If 6 kites cost ₹222, how much do 19 kites cost (in ₹)?
29. 29.3 painters can paint a school in 28 days. How many days would 21 painters take, working at the same speed?
30. 30.A car goes 75 km on 3 litres of petrol. How far can it go on 5 litres (in km)?
31. 31.If 3 bottles of juice cost ₹162, how much do 7 bottles of juice cost (in ₹)?
32. 32.If 9 kg of rice costs ₹270, how many kg can you buy for ₹450?
33. 33.If 4 kg of rice costs ₹180, how many kg can you buy for ₹135?
34. 34.6 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
35. 35.A car goes 85 km on 5 litres of petrol. How far can it go on 7 litres (in km)?
36. 36.12 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
37. 37.A car goes 50 km on 5 litres of petrol. How far can it go on 36 litres (in km)?
38. 38.If 10 mangoes cost ₹440, how much do 17 mangoes cost (in ₹)?
39. 39.If 12 kites cost ₹672, how much do 9 kites cost (in ₹)?
40. 40.If 12 notebooks cost ₹648, how much do 3 notebooks cost (in ₹)?

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