Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 207 · 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 7 notebooks cost ₹70, how much do 5 notebooks cost (in ₹)?
2. 2.If 2 erasers cost ₹72, how much do 16 erasers cost (in ₹)?
3. 3.A hostel has enough food for 10 students for 24 days. How many days will the same food last for 24 students?
4. 4.If 11 cricket balls cost ₹319, how much do 18 cricket balls cost (in ₹)?
5. 5.If 9 pens cost ₹369, how much do 17 pens cost (in ₹)?
6. 6.A car goes 126 km on 6 litres of petrol. How far can it go on 11 litres (in km)?
7. 7.If 9 pens cost ₹108, how much do 18 pens cost (in ₹)?
8. 8.If 5 kg of rice costs ₹175, how many kg can you buy for ₹70?
9. 9.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 3 students?
10. 10.If 2 kg of rice costs ₹68, how many kg can you buy for ₹442?
11. 11.A car goes 120 km on 8 litres of petrol. How far can it go on 36 litres (in km)?
12. 12.If 6 kg of rice costs ₹192, how many kg can you buy for ₹448?
13. 13.If 4 kites cost ₹100, how much do 20 kites cost (in ₹)?
14. 14.A car goes 252 km on 12 litres of petrol. How far can it go on 34 litres (in km)?
15. 15.If 4 pens cost ₹20, how much do 16 pens cost (in ₹)?
16. 16.A car goes 96 km on 12 litres of petrol. How far can it go on 30 litres (in km)?
17. 17.A hostel has enough food for 3 students for 12 days. How many days will the same food last for 18 students?
18. 18.4 painters can paint a school in 28 days. How many days would 8 painters take, working at the same speed?
19. 19.If 6 erasers cost ₹234, how much do 14 erasers cost (in ₹)?
20. 20.A car goes 64 km on 4 litres of petrol. How far can it go on 20 litres (in km)?
21. 21.If 3 erasers cost ₹144, how much do 6 erasers cost (in ₹)?
22. 22.5 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
23. 23.If 4 kg of rice costs ₹180, how many kg can you buy for ₹135?
24. 24.A car goes 100 km on 5 litres of petrol. How far can it go on 8 litres (in km)?
25. 25.A car goes 133 km on 7 litres of petrol. How far can it go on 11 litres (in km)?
26. 26.4 painters can paint a school in 20 days. How many days would 10 painters take, working at the same speed?
27. 27.A car goes 95 km on 5 litres of petrol. How far can it go on 35 litres (in km)?
28. 28.If 3 pencil boxes cost ₹162, how much do 7 pencil boxes cost (in ₹)?
29. 29.A hostel has enough food for 11 students for 5 days. How many days will the same food last for 5 students?
30. 30.A car goes 30 km on 2 litres of petrol. How far can it go on 30 litres (in km)?
31. 31.If 7 erasers cost ₹245, how much do 16 erasers cost (in ₹)?
32. 32.A car goes 100 km on 4 litres of petrol. How far can it go on 6 litres (in km)?
33. 33.A car goes 75 km on 5 litres of petrol. How far can it go on 6 litres (in km)?
34. 34.If 3 kg of rice costs ₹165, how many kg can you buy for ₹385?
35. 35.If 2 mangoes cost ₹58, how much do 15 mangoes cost (in ₹)?
36. 36.If 4 kg of rice costs ₹200, how many kg can you buy for ₹300?
37. 37.A car goes 28 km on 2 litres of petrol. How far can it go on 34 litres (in km)?
38. 38.A car goes 135 km on 9 litres of petrol. How far can it go on 24 litres (in km)?
39. 39.If 5 erasers cost ₹155, how much do 4 erasers cost (in ₹)?
40. 40.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 12 students?

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