Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 56 · 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 hostel has enough food for 8 students for 25 days. How many days will the same food last for 20 students?
2. 2.A car goes 192 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
3. 3.A car goes 34 km on 2 litres of petrol. How far can it go on 15 litres (in km)?
4. 4.If 8 erasers cost ₹272, how much do 13 erasers cost (in ₹)?
5. 5.If 2 pencil boxes cost ₹114, how much do 4 pencil boxes cost (in ₹)?
6. 6.A car goes 168 km on 12 litres of petrol. How far can it go on 8 litres (in km)?
7. 7.If 12 erasers cost ₹72, how much do 4 erasers cost (in ₹)?
8. 8.If 11 notebooks cost ₹308, how much do 3 notebooks cost (in ₹)?
9. 9.11 painters can paint a school in 16 days. How many days would 4 painters take, working at the same speed?
10. 10.If 2 cricket balls cost ₹52, how much do 4 cricket balls cost (in ₹)?
11. 11.A car goes 45 km on 3 litres of petrol. How far can it go on 18 litres (in km)?
12. 12.If 5 kg of rice costs ₹295, how many kg can you buy for ₹236?
13. 13.A hostel has enough food for 9 students for 9 days. How many days will the same food last for 3 students?
14. 14.3 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
15. 15.If 4 cricket balls cost ₹16, how much do 13 cricket balls cost (in ₹)?
16. 16.2 painters can paint a school in 24 days. How many days would 8 painters take, working at the same speed?
17. 17.If 2 pens cost ₹18, how much do 14 pens cost (in ₹)?
18. 18.If 6 kg of rice costs ₹528, how many kg can you buy for ₹440?
19. 19.If 7 kg of rice costs ₹434, how many kg can you buy for ₹124?
20. 20.If 11 pens cost ₹473, how much do 4 pens cost (in ₹)?
21. 21.A car goes 70 km on 5 litres of petrol. How far can it go on 36 litres (in km)?
22. 22.If 11 notebooks cost ₹165, how much do 17 notebooks cost (in ₹)?
23. 23.A hostel has enough food for 8 students for 27 days. How many days will the same food last for 12 students?
24. 24.If 7 pens cost ₹98, how much do 17 pens cost (in ₹)?
25. 25.A hostel has enough food for 10 students for 28 days. How many days will the same food last for 20 students?
26. 26.A hostel has enough food for 7 students for 28 days. How many days will the same food last for 4 students?
27. 27.A hostel has enough food for 3 students for 27 days. How many days will the same food last for 9 students?
28. 28.A hostel has enough food for 3 students for 26 days. How many days will the same food last for 2 students?
29. 29.If 8 kg of rice costs ₹552, how many kg can you buy for ₹690?
30. 30.A car goes 40 km on 4 litres of petrol. How far can it go on 29 litres (in km)?
31. 31.3 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
32. 32.If 6 mangoes cost ₹156, how much do 19 mangoes cost (in ₹)?
33. 33.If 2 kites cost ₹56, how much do 13 kites cost (in ₹)?
34. 34.A car goes 84 km on 4 litres of petrol. How far can it go on 5 litres (in km)?
35. 35.If 12 pencil boxes cost ₹324, how much do 5 pencil boxes cost (in ₹)?
36. 36.If 6 bottles of juice cost ₹276, how much do 17 bottles of juice cost (in ₹)?
37. 37.A hostel has enough food for 9 students for 11 days. How many days will the same food last for 3 students?
38. 38.If 3 kg of rice costs ₹240, how many kg can you buy for ₹1120?
39. 39.If 7 kg of rice costs ₹413, how many kg can you buy for ₹826?
40. 40.If 4 notebooks cost ₹120, how much do 3 notebooks cost (in ₹)?

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