Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 68 · 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 2 notebooks cost ₹60, how much do 6 notebooks cost (in ₹)?
2. 2.A hostel has enough food for 3 students for 30 days. How many days will the same food last for 18 students?
3. 3.A car goes 64 km on 4 litres of petrol. How far can it go on 26 litres (in km)?
4. 4.A hostel has enough food for 2 students for 12 days. How many days will the same food last for 8 students?
5. 5.If 3 kg of rice costs ₹189, how many kg can you buy for ₹252?
6. 6.12 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
7. 7.If 2 kg of rice costs ₹132, how many kg can you buy for ₹462?
8. 8.A hostel has enough food for 12 students for 7 days. How many days will the same food last for 2 students?
9. 9.If 4 mangoes cost ₹68, how much do 14 mangoes cost (in ₹)?
10. 10.A car goes 210 km on 10 litres of petrol. How far can it go on 15 litres (in km)?
11. 11.A car goes 132 km on 6 litres of petrol. How far can it go on 22 litres (in km)?
12. 12.A car goes 68 km on 4 litres of petrol. How far can it go on 20 litres (in km)?
13. 13.A car goes 115 km on 5 litres of petrol. How far can it go on 29 litres (in km)?
14. 14.If 7 erasers cost ₹28, how much do 5 erasers cost (in ₹)?
15. 15.A hostel has enough food for 11 students for 26 days. How many days will the same food last for 22 students?
16. 16.5 painters can paint a school in 27 days. How many days would 3 painters take, working at the same speed?
17. 17.If 12 pencil boxes cost ₹408, how much do 14 pencil boxes cost (in ₹)?
18. 18.If 7 notebooks cost ₹364, how much do 20 notebooks cost (in ₹)?
19. 19.If 11 cricket balls cost ₹33, how much do 2 cricket balls cost (in ₹)?
20. 20.If 6 kg of rice costs ₹204, how many kg can you buy for ₹170?
21. 21.If 11 pens cost ₹33, how much do 5 pens cost (in ₹)?
22. 22.If 5 kites cost ₹265, how much do 12 kites cost (in ₹)?
23. 23.If 8 kg of rice costs ₹248, how many kg can you buy for ₹217?
24. 24.If 2 bottles of juice cost ₹66, how much do 7 bottles of juice cost (in ₹)?
25. 25.A car goes 147 km on 7 litres of petrol. How far can it go on 32 litres (in km)?
26. 26.A car goes 88 km on 11 litres of petrol. How far can it go on 28 litres (in km)?
27. 27.If 12 kites cost ₹96, how much do 13 kites cost (in ₹)?
28. 28.A car goes 112 km on 8 litres of petrol. How far can it go on 9 litres (in km)?
29. 29.11 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?
30. 30.A hostel has enough food for 2 students for 14 days. How many days will the same food last for 14 students?
31. 31.7 painters can paint a school in 15 days. How many days would 5 painters take, working at the same speed?
32. 32.If 3 cricket balls cost ₹93, how much do 11 cricket balls cost (in ₹)?
33. 33.A car goes 26 km on 2 litres of petrol. How far can it go on 33 litres (in km)?
34. 34.3 painters can paint a school in 28 days. How many days would 4 painters take, working at the same speed?
35. 35.If 6 mangoes cost ₹114, how much do 10 mangoes cost (in ₹)?
36. 36.8 painters can paint a school in 14 days. How many days would 4 painters take, working at the same speed?
37. 37.If 7 kg of rice costs ₹189, how many kg can you buy for ₹108?
38. 38.A car goes 126 km on 6 litres of petrol. How far can it go on 37 litres (in km)?
39. 39.If 3 bottles of juice cost ₹48, how much do 7 bottles of juice cost (in ₹)?
40. 40.A car goes 30 km on 3 litres of petrol. How far can it go on 14 litres (in km)?

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