Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 577 · 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 car goes 187 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
2. 2.If 6 kg of rice costs ₹180, how many kg can you buy for ₹150?
3. 3.4 painters can paint a school in 16 days. How many days would 8 painters take, working at the same speed?
4. 4.A hostel has enough food for 2 students for 17 days. How many days will the same food last for 17 students?
5. 5.A car goes 56 km on 7 litres of petrol. How far can it go on 22 litres (in km)?
6. 6.If 3 cricket balls cost ₹126, how much do 15 cricket balls cost (in ₹)?
7. 7.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 4 students?
8. 8.If 2 kg of rice costs ₹60, how many kg can you buy for ₹180?
9. 9.If 8 notebooks cost ₹160, how much do 13 notebooks cost (in ₹)?
10. 10.If 7 kg of rice costs ₹532, how many kg can you buy for ₹1064?
11. 11.If 9 kg of rice costs ₹180, how many kg can you buy for ₹240?
12. 12.A car goes 72 km on 6 litres of petrol. How far can it go on 38 litres (in km)?
13. 13.If 9 kg of rice costs ₹288, how many kg can you buy for ₹224?
14. 14.7 painters can paint a school in 15 days. How many days would 21 painters take, working at the same speed?
15. 15.A hostel has enough food for 10 students for 21 days. How many days will the same food last for 5 students?
16. 16.If 9 notebooks cost ₹504, how much do 12 notebooks cost (in ₹)?
17. 17.If 4 erasers cost ₹192, how much do 10 erasers cost (in ₹)?
18. 18.A hostel has enough food for 3 students for 19 days. How many days will the same food last for 19 students?
19. 19.If 10 pens cost ₹150, how much do 6 pens cost (in ₹)?
20. 20.If 3 kg of rice costs ₹234, how many kg can you buy for ₹156?
21. 21.If 8 kg of rice costs ₹520, how many kg can you buy for ₹910?
22. 22.If 6 kg of rice costs ₹396, how many kg can you buy for ₹330?
23. 23.A hostel has enough food for 10 students for 23 days. How many days will the same food last for 23 students?
24. 24.If 7 kites cost ₹133, how much do 6 kites cost (in ₹)?
25. 25.If 4 kg of rice costs ₹236, how many kg can you buy for ₹590?
26. 26.A hostel has enough food for 6 students for 26 days. How many days will the same food last for 3 students?
27. 27.A car goes 192 km on 12 litres of petrol. How far can it go on 23 litres (in km)?
28. 28.A hostel has enough food for 10 students for 30 days. How many days will the same food last for 20 students?
29. 29.If 6 bottles of juice cost ₹348, how much do 4 bottles of juice cost (in ₹)?
30. 30.A car goes 84 km on 7 litres of petrol. How far can it go on 10 litres (in km)?
31. 31.If 3 kg of rice costs ₹207, how many kg can you buy for ₹276?
32. 32.If 9 notebooks cost ₹252, how much do 19 notebooks cost (in ₹)?
33. 33.A car goes 91 km on 7 litres of petrol. How far can it go on 36 litres (in km)?
34. 34.A car goes 99 km on 11 litres of petrol. How far can it go on 4 litres (in km)?
35. 35.If 7 pencil boxes cost ₹154, how much do 15 pencil boxes cost (in ₹)?
36. 36.A hostel has enough food for 4 students for 17 days. How many days will the same food last for 17 students?
37. 37.If 3 kg of rice costs ₹93, how many kg can you buy for ₹372?
38. 38.A hostel has enough food for 4 students for 24 days. How many days will the same food last for 16 students?
39. 39.12 painters can paint a school in 17 days. How many days would 4 painters take, working at the same speed?
40. 40.If 10 notebooks cost ₹330, how much do 9 notebooks cost (in ₹)?

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