Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 36 · 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 10 cricket balls cost ₹360, how much do 12 cricket balls cost (in ₹)?
2. 2.If 4 pencil boxes cost ₹100, how much do 20 pencil boxes cost (in ₹)?
3. 3.If 11 pens cost ₹583, how much do 6 pens cost (in ₹)?
4. 4.A hostel has enough food for 11 students for 14 days. How many days will the same food last for 7 students?
5. 5.If 2 pens cost ₹114, how much do 7 pens cost (in ₹)?
6. 6.If 5 kg of rice costs ₹135, how many kg can you buy for ₹243?
7. 7.If 9 kg of rice costs ₹207, how many kg can you buy for ₹322?
8. 8.If 11 mangoes cost ₹154, how much do 8 mangoes cost (in ₹)?
9. 9.If 10 cricket balls cost ₹440, how much do 5 cricket balls cost (in ₹)?
10. 10.A car goes 84 km on 7 litres of petrol. How far can it go on 13 litres (in km)?
11. 11.If 7 erasers cost ₹119, how much do 6 erasers cost (in ₹)?
12. 12.A car goes 120 km on 12 litres of petrol. How far can it go on 37 litres (in km)?
13. 13.If 5 kg of rice costs ₹385, how many kg can you buy for ₹924?
14. 14.If 9 kg of rice costs ₹396, how many kg can you buy for ₹528?
15. 15.If 2 kg of rice costs ₹56, how many kg can you buy for ₹392?
16. 16.A car goes 108 km on 6 litres of petrol. How far can it go on 16 litres (in km)?
17. 17.A hostel has enough food for 2 students for 20 days. How many days will the same food last for 10 students?
18. 18.A car goes 85 km on 5 litres of petrol. How far can it go on 16 litres (in km)?
19. 19.If 7 cricket balls cost ₹336, how much do 3 cricket balls cost (in ₹)?
20. 20.A car goes 162 km on 9 litres of petrol. How far can it go on 28 litres (in km)?
21. 21.A hostel has enough food for 2 students for 22 days. How many days will the same food last for 22 students?
22. 22.If 8 bottles of juice cost ₹360, how much do 13 bottles of juice cost (in ₹)?
23. 23.A car goes 30 km on 3 litres of petrol. How far can it go on 35 litres (in km)?
24. 24.5 painters can paint a school in 22 days. How many days would 2 painters take, working at the same speed?
25. 25.If 6 erasers cost ₹36, how much do 2 erasers cost (in ₹)?
26. 26.If 6 erasers cost ₹348, how much do 5 erasers cost (in ₹)?
27. 27.A car goes 150 km on 10 litres of petrol. How far can it go on 17 litres (in km)?
28. 28.If 6 kites cost ₹246, how much do 16 kites cost (in ₹)?
29. 29.A hostel has enough food for 7 students for 28 days. How many days will the same food last for 4 students?
30. 30.A car goes 60 km on 6 litres of petrol. How far can it go on 23 litres (in km)?
31. 31.If 12 erasers cost ₹108, how much do 4 erasers cost (in ₹)?
32. 32.If 6 mangoes cost ₹198, how much do 14 mangoes cost (in ₹)?
33. 33.A car goes 20 km on 2 litres of petrol. How far can it go on 19 litres (in km)?
34. 34.A hostel has enough food for 11 students for 25 days. How many days will the same food last for 5 students?
35. 35.A car goes 27 km on 3 litres of petrol. How far can it go on 2 litres (in km)?
36. 36.If 12 notebooks cost ₹528, how much do 13 notebooks cost (in ₹)?
37. 37.If 2 pens cost ₹34, how much do 13 pens cost (in ₹)?
38. 38.If 9 bottles of juice cost ₹477, how much do 12 bottles of juice cost (in ₹)?
39. 39.A car goes 30 km on 3 litres of petrol. How far can it go on 4 litres (in km)?
40. 40.4 painters can paint a school in 17 days. How many days would 2 painters take, working at the same speed?

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