Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 86 · 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 210 km on 10 litres of petrol. How far can it go on 32 litres (in km)?
2. 2.If 5 kg of rice costs ₹270, how many kg can you buy for ₹162?
3. 3.If 6 kg of rice costs ₹324, how many kg can you buy for ₹216?
4. 4.A car goes 48 km on 4 litres of petrol. How far can it go on 7 litres (in km)?
5. 5.If 7 kg of rice costs ₹161, how many kg can you buy for ₹69?
6. 6.If 8 kg of rice costs ₹520, how many kg can you buy for ₹455?
7. 7.If 2 kg of rice costs ₹176, how many kg can you buy for ₹440?
8. 8.If 6 kg of rice costs ₹504, how many kg can you buy for ₹168?
9. 9.A car goes 120 km on 8 litres of petrol. How far can it go on 24 litres (in km)?
10. 10.A hostel has enough food for 12 students for 23 days. How many days will the same food last for 6 students?
11. 11.3 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
12. 12.A hostel has enough food for 2 students for 5 days. How many days will the same food last for 5 students?
13. 13.A car goes 125 km on 5 litres of petrol. How far can it go on 32 litres (in km)?
14. 14.A hostel has enough food for 7 students for 26 days. How many days will the same food last for 14 students?
15. 15.If 2 kites cost ₹28, how much do 3 kites cost (in ₹)?
16. 16.A hostel has enough food for 7 students for 17 days. How many days will the same food last for 17 students?
17. 17.If 11 notebooks cost ₹99, how much do 13 notebooks cost (in ₹)?
18. 18.9 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
19. 19.If 4 erasers cost ₹124, how much do 12 erasers cost (in ₹)?
20. 20.If 2 bottles of juice cost ₹84, how much do 4 bottles of juice cost (in ₹)?
21. 21.If 11 pencil boxes cost ₹231, how much do 14 pencil boxes cost (in ₹)?
22. 22.If 5 pens cost ₹215, how much do 20 pens cost (in ₹)?
23. 23.A car goes 130 km on 10 litres of petrol. How far can it go on 11 litres (in km)?
24. 24.If 4 pens cost ₹72, how much do 13 pens cost (in ₹)?
25. 25.A car goes 64 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
26. 26.A hostel has enough food for 4 students for 7 days. How many days will the same food last for 14 students?
27. 27.A car goes 18 km on 2 litres of petrol. How far can it go on 11 litres (in km)?
28. 28.If 9 kg of rice costs ₹810, how many kg can you buy for ₹360?
29. 29.A car goes 24 km on 2 litres of petrol. How far can it go on 27 litres (in km)?
30. 30.A hostel has enough food for 7 students for 16 days. How many days will the same food last for 2 students?
31. 31.A hostel has enough food for 3 students for 18 days. How many days will the same food last for 6 students?
32. 32.If 11 pencil boxes cost ₹638, how much do 20 pencil boxes cost (in ₹)?
33. 33.If 6 kg of rice costs ₹456, how many kg can you buy for ₹304?
34. 34.If 3 kg of rice costs ₹195, how many kg can you buy for ₹325?
35. 35.A car goes 66 km on 3 litres of petrol. How far can it go on 29 litres (in km)?
36. 36.A hostel has enough food for 12 students for 19 days. How many days will the same food last for 19 students?
37. 37.If 3 pencil boxes cost ₹141, how much do 11 pencil boxes cost (in ₹)?
38. 38.If 8 notebooks cost ₹296, how much do 6 notebooks cost (in ₹)?
39. 39.A car goes 80 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
40. 40.A car goes 156 km on 12 litres of petrol. How far can it go on 2 litres (in km)?

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