Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 162 · 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 12 erasers cost ₹444, how much do 19 erasers cost (in ₹)?
2. 2.A car goes 112 km on 8 litres of petrol. How far can it go on 23 litres (in km)?
3. 3.7 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
4. 4.If 2 pens cost ₹100, how much do 18 pens cost (in ₹)?
5. 5.5 painters can paint a school in 30 days. How many days would 6 painters take, working at the same speed?
6. 6.A car goes 72 km on 4 litres of petrol. How far can it go on 22 litres (in km)?
7. 7.If 7 kg of rice costs ₹203, how many kg can you buy for ₹435?
8. 8.A hostel has enough food for 10 students for 20 days. How many days will the same food last for 20 students?
9. 9.If 3 notebooks cost ₹51, how much do 10 notebooks cost (in ₹)?
10. 10.If 9 kg of rice costs ₹306, how many kg can you buy for ₹204?
11. 11.If 3 pencil boxes cost ₹93, how much do 10 pencil boxes cost (in ₹)?
12. 12.If 7 kg of rice costs ₹189, how many kg can you buy for ₹54?
13. 13.If 9 bottles of juice cost ₹135, how much do 16 bottles of juice cost (in ₹)?
14. 14.If 8 kg of rice costs ₹280, how many kg can you buy for ₹525?
15. 15.If 3 kg of rice costs ₹240, how many kg can you buy for ₹480?
16. 16.If 8 kg of rice costs ₹176, how many kg can you buy for ₹44?
17. 17.If 2 notebooks cost ₹82, how much do 13 notebooks cost (in ₹)?
18. 18.A hostel has enough food for 4 students for 16 days. How many days will the same food last for 8 students?
19. 19.If 8 mangoes cost ₹304, how much do 12 mangoes cost (in ₹)?
20. 20.A car goes 110 km on 11 litres of petrol. How far can it go on 9 litres (in km)?
21. 21.If 5 kg of rice costs ₹280, how many kg can you buy for ₹840?
22. 22.5 painters can paint a school in 27 days. How many days would 15 painters take, working at the same speed?
23. 23.If 8 erasers cost ₹112, how much do 9 erasers cost (in ₹)?
24. 24.If 6 kg of rice costs ₹264, how many kg can you buy for ₹616?
25. 25.A car goes 216 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
26. 26.If 5 kg of rice costs ₹375, how many kg can you buy for ₹1050?
27. 27.If 7 kites cost ₹287, how much do 13 kites cost (in ₹)?
28. 28.A car goes 80 km on 5 litres of petrol. How far can it go on 29 litres (in km)?
29. 29.A hostel has enough food for 5 students for 10 days. How many days will the same food last for 10 students?
30. 30.A car goes 75 km on 5 litres of petrol. How far can it go on 35 litres (in km)?
31. 31.11 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
32. 32.If 6 kg of rice costs ₹240, how many kg can you buy for ₹160?
33. 33.If 3 bottles of juice cost ₹129, how much do 15 bottles of juice cost (in ₹)?
34. 34.If 4 pens cost ₹164, how much do 17 pens cost (in ₹)?
35. 35.A hostel has enough food for 12 students for 8 days. How many days will the same food last for 4 students?
36. 36.If 9 pens cost ₹450, how much do 16 pens cost (in ₹)?
37. 37.If 7 kg of rice costs ₹364, how many kg can you buy for ₹208?
38. 38.If 12 pens cost ₹264, how much do 18 pens cost (in ₹)?
39. 39.If 4 notebooks cost ₹208, how much do 7 notebooks cost (in ₹)?
40. 40.A car goes 209 km on 11 litres of petrol. How far can it go on 27 litres (in km)?

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