Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 555 · 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 80 km on 5 litres of petrol. How far can it go on 3 litres (in km)?
2. 2.A car goes 34 km on 2 litres of petrol. How far can it go on 19 litres (in km)?
3. 3.If 8 bottles of juice cost ₹440, how much do 14 bottles of juice cost (in ₹)?
4. 4.A car goes 210 km on 10 litres of petrol. How far can it go on 17 litres (in km)?
5. 5.If 3 notebooks cost ₹87, how much do 13 notebooks cost (in ₹)?
6. 6.A car goes 204 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
7. 7.If 2 erasers cost ₹18, how much do 16 erasers cost (in ₹)?
8. 8.A car goes 50 km on 5 litres of petrol. How far can it go on 2 litres (in km)?
9. 9.If 10 pens cost ₹470, how much do 16 pens cost (in ₹)?
10. 10.A hostel has enough food for 7 students for 10 days. How many days will the same food last for 2 students?
11. 11.A hostel has enough food for 6 students for 7 days. How many days will the same food last for 3 students?
12. 12.A car goes 126 km on 6 litres of petrol. How far can it go on 40 litres (in km)?
13. 13.If 8 kg of rice costs ₹184, how many kg can you buy for ₹345?
14. 14.A hostel has enough food for 6 students for 11 days. How many days will the same food last for 2 students?
15. 15.A hostel has enough food for 2 students for 21 days. How many days will the same food last for 3 students?
16. 16.A car goes 153 km on 9 litres of petrol. How far can it go on 7 litres (in km)?
17. 17.A car goes 112 km on 8 litres of petrol. How far can it go on 13 litres (in km)?
18. 18.If 3 kites cost ₹21, how much do 8 kites cost (in ₹)?
19. 19.A car goes 56 km on 4 litres of petrol. How far can it go on 18 litres (in km)?
20. 20.2 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
21. 21.If 8 cricket balls cost ₹328, how much do 20 cricket balls cost (in ₹)?
22. 22.A car goes 46 km on 2 litres of petrol. How far can it go on 16 litres (in km)?
23. 23.If 3 pencil boxes cost ₹153, how much do 4 pencil boxes cost (in ₹)?
24. 24.If 8 kg of rice costs ₹352, how many kg can you buy for ₹660?
25. 25.If 5 notebooks cost ₹270, how much do 7 notebooks cost (in ₹)?
26. 26.If 5 notebooks cost ₹65, how much do 6 notebooks cost (in ₹)?
27. 27.If 5 kites cost ₹115, how much do 4 kites cost (in ₹)?
28. 28.If 2 mangoes cost ₹92, how much do 10 mangoes cost (in ₹)?
29. 29.A hostel has enough food for 3 students for 14 days. How many days will the same food last for 6 students?
30. 30.If 3 kg of rice costs ₹150, how many kg can you buy for ₹600?
31. 31.3 painters can paint a school in 16 days. How many days would 12 painters take, working at the same speed?
32. 32.4 painters can paint a school in 14 days. How many days would 8 painters take, working at the same speed?
33. 33.A car goes 150 km on 10 litres of petrol. How far can it go on 25 litres (in km)?
34. 34.A hostel has enough food for 3 students for 7 days. How many days will the same food last for 7 students?
35. 35.A car goes 171 km on 9 litres of petrol. How far can it go on 21 litres (in km)?
36. 36.3 painters can paint a school in 10 days. How many days would 6 painters take, working at the same speed?
37. 37.If 2 erasers cost ₹64, how much do 8 erasers cost (in ₹)?
38. 38.A car goes 99 km on 11 litres of petrol. How far can it go on 6 litres (in km)?
39. 39.If 6 cricket balls cost ₹324, how much do 2 cricket balls cost (in ₹)?
40. 40.If 5 kg of rice costs ₹225, how many kg can you buy for ₹405?

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