Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 197 · 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 3 kg of rice costs ₹72, how many kg can you buy for ₹240?
2. 2.If 12 pencil boxes cost ₹432, how much do 8 pencil boxes cost (in ₹)?
3. 3.A car goes 76 km on 4 litres of petrol. How far can it go on 12 litres (in km)?
4. 4.11 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
5. 5.If 3 kg of rice costs ₹99, how many kg can you buy for ₹198?
6. 6.A car goes 108 km on 12 litres of petrol. How far can it go on 20 litres (in km)?
7. 7.A car goes 170 km on 10 litres of petrol. How far can it go on 18 litres (in km)?
8. 8.If 11 pens cost ₹605, how much do 7 pens cost (in ₹)?
9. 9.If 4 kites cost ₹28, how much do 10 kites cost (in ₹)?
10. 10.If 2 mangoes cost ₹84, how much do 12 mangoes cost (in ₹)?
11. 11.A car goes 48 km on 3 litres of petrol. How far can it go on 7 litres (in km)?
12. 12.A hostel has enough food for 3 students for 7 days. How many days will the same food last for 7 students?
13. 13.6 painters can paint a school in 23 days. How many days would 3 painters take, working at the same speed?
14. 14.If 3 kg of rice costs ₹213, how many kg can you buy for ₹142?
15. 15.If 7 kg of rice costs ₹476, how many kg can you buy for ₹680?
16. 16.A car goes 200 km on 10 litres of petrol. How far can it go on 2 litres (in km)?
17. 17.If 10 notebooks cost ₹590, how much do 12 notebooks cost (in ₹)?
18. 18.If 7 pencil boxes cost ₹266, how much do 4 pencil boxes cost (in ₹)?
19. 19.A hostel has enough food for 12 students for 5 days. How many days will the same food last for 4 students?
20. 20.A car goes 104 km on 8 litres of petrol. How far can it go on 26 litres (in km)?
21. 21.If 4 bottles of juice cost ₹12, how much do 13 bottles of juice cost (in ₹)?
22. 22.A car goes 160 km on 10 litres of petrol. How far can it go on 12 litres (in km)?
23. 23.A car goes 108 km on 9 litres of petrol. How far can it go on 40 litres (in km)?
24. 24.5 painters can paint a school in 15 days. How many days would 15 painters take, working at the same speed?
25. 25.9 painters can paint a school in 25 days. How many days would 15 painters take, working at the same speed?
26. 26.9 painters can paint a school in 26 days. How many days would 13 painters take, working at the same speed?
27. 27.If 12 cricket balls cost ₹48, how much do 5 cricket balls cost (in ₹)?
28. 28.If 3 kg of rice costs ₹153, how many kg can you buy for ₹510?
29. 29.If 9 kg of rice costs ₹351, how many kg can you buy for ₹195?
30. 30.If 7 kg of rice costs ₹315, how many kg can you buy for ₹405?
31. 31.If 7 notebooks cost ₹413, how much do 2 notebooks cost (in ₹)?
32. 32.If 2 kites cost ₹48, how much do 7 kites cost (in ₹)?
33. 33.5 painters can paint a school in 4 days. How many days would 10 painters take, working at the same speed?
34. 34.A hostel has enough food for 9 students for 23 days. How many days will the same food last for 23 students?
35. 35.8 painters can paint a school in 24 days. How many days would 6 painters take, working at the same speed?
36. 36.10 painters can paint a school in 6 days. How many days would 15 painters take, working at the same speed?
37. 37.If 2 notebooks cost ₹96, how much do 20 notebooks cost (in ₹)?
38. 38.If 3 kg of rice costs ₹243, how many kg can you buy for ₹567?
39. 39.A hostel has enough food for 8 students for 9 days. How many days will the same food last for 4 students?
40. 40.If 2 pens cost ₹10, how much do 8 pens cost (in ₹)?

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