Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 565 · 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 138 km on 6 litres of petrol. How far can it go on 7 litres (in km)?
2. 2.A hostel has enough food for 11 students for 5 days. How many days will the same food last for 5 students?
3. 3.If 7 pens cost ₹112, how much do 16 pens cost (in ₹)?
4. 4.If 6 pens cost ₹36, how much do 16 pens cost (in ₹)?
5. 5.5 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
6. 6.7 painters can paint a school in 28 days. How many days would 14 painters take, working at the same speed?
7. 7.A hostel has enough food for 6 students for 22 days. How many days will the same food last for 4 students?
8. 8.A hostel has enough food for 2 students for 8 days. How many days will the same food last for 4 students?
9. 9.If 4 erasers cost ₹96, how much do 13 erasers cost (in ₹)?
10. 10.A car goes 252 km on 12 litres of petrol. How far can it go on 21 litres (in km)?
11. 11.A car goes 24 km on 3 litres of petrol. How far can it go on 22 litres (in km)?
12. 12.A hostel has enough food for 5 students for 11 days. How many days will the same food last for 11 students?
13. 13.If 12 kites cost ₹360, how much do 17 kites cost (in ₹)?
14. 14.If 2 kg of rice costs ₹136, how many kg can you buy for ₹204?
15. 15.If 8 pencil boxes cost ₹480, how much do 4 pencil boxes cost (in ₹)?
16. 16.If 6 kg of rice costs ₹234, how many kg can you buy for ₹156?
17. 17.If 3 cricket balls cost ₹30, how much do 15 cricket balls cost (in ₹)?
18. 18.If 4 kg of rice costs ₹136, how many kg can you buy for ₹374?
19. 19.If 4 kg of rice costs ₹292, how many kg can you buy for ₹803?
20. 20.A hostel has enough food for 5 students for 22 days. How many days will the same food last for 22 students?
21. 21.If 7 kites cost ₹210, how much do 19 kites cost (in ₹)?
22. 22.If 11 erasers cost ₹209, how much do 20 erasers cost (in ₹)?
23. 23.A car goes 72 km on 8 litres of petrol. How far can it go on 28 litres (in km)?
24. 24.If 3 kg of rice costs ₹132, how many kg can you buy for ₹264?
25. 25.If 7 kg of rice costs ₹546, how many kg can you buy for ₹858?
26. 26.If 6 kg of rice costs ₹276, how many kg can you buy for ₹414?
27. 27.If 9 bottles of juice cost ₹297, how much do 4 bottles of juice cost (in ₹)?
28. 28.A car goes 150 km on 10 litres of petrol. How far can it go on 25 litres (in km)?
29. 29.If 4 cricket balls cost ₹188, how much do 16 cricket balls cost (in ₹)?
30. 30.If 8 kg of rice costs ₹656, how many kg can you buy for ₹738?
31. 31.A hostel has enough food for 10 students for 11 days. How many days will the same food last for 22 students?
32. 32.If 11 cricket balls cost ₹121, how much do 7 cricket balls cost (in ₹)?
33. 33.If 4 kg of rice costs ₹264, how many kg can you buy for ₹198?
34. 34.A car goes 20 km on 2 litres of petrol. How far can it go on 6 litres (in km)?
35. 35.A car goes 30 km on 3 litres of petrol. How far can it go on 2 litres (in km)?
36. 36.A car goes 175 km on 7 litres of petrol. How far can it go on 16 litres (in km)?
37. 37.A hostel has enough food for 12 students for 10 days. How many days will the same food last for 15 students?
38. 38.A car goes 60 km on 5 litres of petrol. How far can it go on 4 litres (in km)?
39. 39.A car goes 34 km on 2 litres of petrol. How far can it go on 12 litres (in km)?
40. 40.If 3 kg of rice costs ₹141, how many kg can you buy for ₹329?

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