Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 232 · 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 231 km on 11 litres of petrol. How far can it go on 20 litres (in km)?
2. 2.A car goes 63 km on 3 litres of petrol. How far can it go on 21 litres (in km)?
3. 3.8 painters can paint a school in 22 days. How many days would 4 painters take, working at the same speed?
4. 4.If 11 pens cost ₹44, how much do 12 pens cost (in ₹)?
5. 5.A car goes 76 km on 4 litres of petrol. How far can it go on 12 litres (in km)?
6. 6.A car goes 108 km on 12 litres of petrol. How far can it go on 17 litres (in km)?
7. 7.A car goes 96 km on 12 litres of petrol. How far can it go on 5 litres (in km)?
8. 8.If 4 cricket balls cost ₹196, how much do 5 cricket balls cost (in ₹)?
9. 9.A car goes 90 km on 6 litres of petrol. How far can it go on 2 litres (in km)?
10. 10.If 4 pens cost ₹204, how much do 15 pens cost (in ₹)?
11. 11.If 3 kg of rice costs ₹165, how many kg can you buy for ₹825?
12. 12.A hostel has enough food for 7 students for 5 days. How many days will the same food last for 5 students?
13. 13.If 8 kg of rice costs ₹544, how many kg can you buy for ₹884?
14. 14.If 8 kg of rice costs ₹376, how many kg can you buy for ₹282?
15. 15.A car goes 147 km on 7 litres of petrol. How far can it go on 4 litres (in km)?
16. 16.A car goes 264 km on 11 litres of petrol. How far can it go on 19 litres (in km)?
17. 17.2 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
18. 18.A car goes 225 km on 9 litres of petrol. How far can it go on 21 litres (in km)?
19. 19.2 painters can paint a school in 12 days. How many days would 3 painters take, working at the same speed?
20. 20.If 2 pencil boxes cost ₹18, how much do 4 pencil boxes cost (in ₹)?
21. 21.A car goes 72 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
22. 22.A car goes 75 km on 5 litres of petrol. How far can it go on 15 litres (in km)?
23. 23.If 9 kg of rice costs ₹612, how many kg can you buy for ₹136?
24. 24.If 2 kites cost ₹66, how much do 19 kites cost (in ₹)?
25. 25.5 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
26. 26.If 10 kites cost ₹590, how much do 19 kites cost (in ₹)?
27. 27.If 6 kg of rice costs ₹336, how many kg can you buy for ₹728?
28. 28.If 8 pens cost ₹176, how much do 14 pens cost (in ₹)?
29. 29.If 10 cricket balls cost ₹400, how much do 5 cricket balls cost (in ₹)?
30. 30.If 5 cricket balls cost ₹155, how much do 9 cricket balls cost (in ₹)?
31. 31.A hostel has enough food for 5 students for 28 days. How many days will the same food last for 4 students?
32. 32.If 4 kg of rice costs ₹168, how many kg can you buy for ₹378?
33. 33.If 7 kg of rice costs ₹483, how many kg can you buy for ₹345?
34. 34.A hostel has enough food for 6 students for 15 days. How many days will the same food last for 18 students?
35. 35.If 8 kg of rice costs ₹216, how many kg can you buy for ₹297?
36. 36.If 8 erasers cost ₹40, how much do 3 erasers cost (in ₹)?
37. 37.If 9 pencil boxes cost ₹513, how much do 3 pencil boxes cost (in ₹)?
38. 38.If 10 pens cost ₹240, how much do 15 pens cost (in ₹)?
39. 39.A car goes 84 km on 7 litres of petrol. How far can it go on 31 litres (in km)?
40. 40.If 3 notebooks cost ₹171, how much do 17 notebooks cost (in ₹)?

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