Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 514 · 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 9 cricket balls cost ₹387, how much do 15 cricket balls cost (in ₹)?
2. 2.A car goes 42 km on 2 litres of petrol. How far can it go on 34 litres (in km)?
3. 3.6 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
4. 4.A car goes 68 km on 4 litres of petrol. How far can it go on 25 litres (in km)?
5. 5.If 3 erasers cost ₹63, how much do 6 erasers cost (in ₹)?
6. 6.If 9 cricket balls cost ₹162, how much do 13 cricket balls cost (in ₹)?
7. 7.If 5 kites cost ₹195, how much do 15 kites cost (in ₹)?
8. 8.A car goes 100 km on 5 litres of petrol. How far can it go on 12 litres (in km)?
9. 9.If 9 notebooks cost ₹144, how much do 20 notebooks cost (in ₹)?
10. 10.10 painters can paint a school in 20 days. How many days would 20 painters take, working at the same speed?
11. 11.If 5 notebooks cost ₹155, how much do 19 notebooks cost (in ₹)?
12. 12.A car goes 44 km on 4 litres of petrol. How far can it go on 37 litres (in km)?
13. 13.If 3 erasers cost ₹102, how much do 6 erasers cost (in ₹)?
14. 14.A car goes 80 km on 5 litres of petrol. How far can it go on 9 litres (in km)?
15. 15.A car goes 98 km on 7 litres of petrol. How far can it go on 14 litres (in km)?
16. 16.If 8 mangoes cost ₹200, how much do 11 mangoes cost (in ₹)?
17. 17.A car goes 84 km on 7 litres of petrol. How far can it go on 11 litres (in km)?
18. 18.If 10 notebooks cost ₹90, how much do 5 notebooks cost (in ₹)?
19. 19.A car goes 48 km on 4 litres of petrol. How far can it go on 11 litres (in km)?
20. 20.4 painters can paint a school in 26 days. How many days would 2 painters take, working at the same speed?
21. 21.A car goes 160 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
22. 22.A car goes 36 km on 3 litres of petrol. How far can it go on 26 litres (in km)?
23. 23.A hostel has enough food for 11 students for 19 days. How many days will the same food last for 19 students?
24. 24.If 6 erasers cost ₹66, how much do 9 erasers cost (in ₹)?
25. 25.A car goes 36 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
26. 26.If 10 cricket balls cost ₹190, how much do 12 cricket balls cost (in ₹)?
27. 27.A hostel has enough food for 4 students for 9 days. How many days will the same food last for 6 students?
28. 28.If 10 cricket balls cost ₹340, how much do 11 cricket balls cost (in ₹)?
29. 29.6 painters can paint a school in 21 days. How many days would 21 painters take, working at the same speed?
30. 30.A hostel has enough food for 11 students for 9 days. How many days will the same food last for 9 students?
31. 31.8 painters can paint a school in 7 days. How many days would 4 painters take, working at the same speed?
32. 32.If 2 pens cost ₹106, how much do 4 pens cost (in ₹)?
33. 33.2 painters can paint a school in 8 days. How many days would 4 painters take, working at the same speed?
34. 34.If 3 kg of rice costs ₹159, how many kg can you buy for ₹742?
35. 35.If 11 cricket balls cost ₹374, how much do 9 cricket balls cost (in ₹)?
36. 36.If 10 kites cost ₹330, how much do 13 kites cost (in ₹)?
37. 37.5 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
38. 38.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 5 students?
39. 39.If 12 pens cost ₹384, how much do 7 pens cost (in ₹)?
40. 40.If 9 kg of rice costs ₹270, how many kg can you buy for ₹60?

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