Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 563 · 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 24 km on 2 litres of petrol. How far can it go on 23 litres (in km)?
2. 2.If 11 notebooks cost ₹209, how much do 5 notebooks cost (in ₹)?
3. 3.A car goes 198 km on 9 litres of petrol. How far can it go on 36 litres (in km)?
4. 4.If 12 kites cost ₹564, how much do 3 kites cost (in ₹)?
5. 5.A hostel has enough food for 4 students for 16 days. How many days will the same food last for 8 students?
6. 6.If 2 kg of rice costs ₹60, how many kg can you buy for ₹210?
7. 7.A hostel has enough food for 2 students for 12 days. How many days will the same food last for 4 students?
8. 8.6 painters can paint a school in 25 days. How many days would 3 painters take, working at the same speed?
9. 9.A car goes 240 km on 10 litres of petrol. How far can it go on 35 litres (in km)?
10. 10.A car goes 33 km on 3 litres of petrol. How far can it go on 11 litres (in km)?
11. 11.A hostel has enough food for 2 students for 21 days. How many days will the same food last for 7 students?
12. 12.If 3 kg of rice costs ₹153, how many kg can you buy for ₹408?
13. 13.A car goes 26 km on 2 litres of petrol. How far can it go on 34 litres (in km)?
14. 14.A car goes 27 km on 3 litres of petrol. How far can it go on 18 litres (in km)?
15. 15.If 8 cricket balls cost ₹128, how much do 13 cricket balls cost (in ₹)?
16. 16.If 3 kg of rice costs ₹135, how many kg can you buy for ₹90?
17. 17.If 9 kites cost ₹513, how much do 5 kites cost (in ₹)?
18. 18.If 8 kg of rice costs ₹304, how many kg can you buy for ₹418?
19. 19.If 6 pens cost ₹174, how much do 13 pens cost (in ₹)?
20. 20.A hostel has enough food for 6 students for 7 days. How many days will the same food last for 3 students?
21. 21.A hostel has enough food for 4 students for 15 days. How many days will the same food last for 10 students?
22. 22.A car goes 36 km on 4 litres of petrol. How far can it go on 14 litres (in km)?
23. 23.4 painters can paint a school in 4 days. How many days would 8 painters take, working at the same speed?
24. 24.If 7 cricket balls cost ₹119, how much do 10 cricket balls cost (in ₹)?
25. 25.A car goes 198 km on 11 litres of petrol. How far can it go on 21 litres (in km)?
26. 26.If 8 mangoes cost ₹88, how much do 6 mangoes cost (in ₹)?
27. 27.If 4 kg of rice costs ₹196, how many kg can you buy for ₹392?
28. 28.If 11 mangoes cost ₹297, how much do 18 mangoes cost (in ₹)?
29. 29.If 2 kg of rice costs ₹130, how many kg can you buy for ₹650?
30. 30.A hostel has enough food for 11 students for 24 days. How many days will the same food last for 6 students?
31. 31.If 10 pens cost ₹600, how much do 2 pens cost (in ₹)?
32. 32.If 4 kg of rice costs ₹172, how many kg can you buy for ₹430?
33. 33.If 3 pens cost ₹132, how much do 14 pens cost (in ₹)?
34. 34.If 3 cricket balls cost ₹54, how much do 16 cricket balls cost (in ₹)?
35. 35.If 3 erasers cost ₹138, how much do 13 erasers cost (in ₹)?
36. 36.A car goes 192 km on 8 litres of petrol. How far can it go on 5 litres (in km)?
37. 37.A hostel has enough food for 6 students for 14 days. How many days will the same food last for 12 students?
38. 38.A car goes 300 km on 12 litres of petrol. How far can it go on 18 litres (in km)?
39. 39.If 8 kg of rice costs ₹392, how many kg can you buy for ₹490?
40. 40.If 4 mangoes cost ₹212, how much do 15 mangoes cost (in ₹)?

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