Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 81 · 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. 1.5 painters can paint a school in 14 days. How many days would 2 painters take, working at the same speed?
2. 2.12 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
3. 3.If 5 kg of rice costs ₹195, how many kg can you buy for ₹312?
4. 4.If 8 kites cost ₹248, how much do 18 kites cost (in ₹)?
5. 5.If 6 kg of rice costs ₹528, how many kg can you buy for ₹968?
6. 6.A car goes 42 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
7. 7.If 2 kg of rice costs ₹74, how many kg can you buy for ₹259?
8. 8.If 8 kg of rice costs ₹688, how many kg can you buy for ₹1032?
9. 9.A hostel has enough food for 6 students for 19 days. How many days will the same food last for 3 students?
10. 10.If 12 notebooks cost ₹420, how much do 15 notebooks cost (in ₹)?
11. 11.If 6 mangoes cost ₹102, how much do 18 mangoes cost (in ₹)?
12. 12.If 3 kg of rice costs ₹249, how many kg can you buy for ₹1245?
13. 13.If 11 pens cost ₹209, how much do 15 pens cost (in ₹)?
14. 14.If 8 kg of rice costs ₹552, how many kg can you buy for ₹828?
15. 15.A hostel has enough food for 11 students for 8 days. How many days will the same food last for 8 students?
16. 16.If 2 notebooks cost ₹44, how much do 14 notebooks cost (in ₹)?
17. 17.If 4 mangoes cost ₹36, how much do 18 mangoes cost (in ₹)?
18. 18.If 3 kg of rice costs ₹129, how many kg can you buy for ₹301?
19. 19.If 2 notebooks cost ₹50, how much do 3 notebooks cost (in ₹)?
20. 20.A car goes 110 km on 10 litres of petrol. How far can it go on 17 litres (in km)?
21. 21.A car goes 150 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
22. 22.If 7 pencil boxes cost ₹119, how much do 6 pencil boxes cost (in ₹)?
23. 23.If 7 kg of rice costs ₹427, how many kg can you buy for ₹671?
24. 24.5 painters can paint a school in 6 days. How many days would 15 painters take, working at the same speed?
25. 25.If 3 kg of rice costs ₹177, how many kg can you buy for ₹118?
26. 26.A hostel has enough food for 11 students for 26 days. How many days will the same food last for 22 students?
27. 27.If 3 bottles of juice cost ₹180, how much do 11 bottles of juice cost (in ₹)?
28. 28.A car goes 209 km on 11 litres of petrol. How far can it go on 9 litres (in km)?
29. 29.A car goes 225 km on 9 litres of petrol. How far can it go on 2 litres (in km)?
30. 30.If 3 kg of rice costs ₹222, how many kg can you buy for ₹296?
31. 31.2 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
32. 32.If 11 cricket balls cost ₹495, how much do 19 cricket balls cost (in ₹)?
33. 33.If 7 kg of rice costs ₹238, how many kg can you buy for ₹272?
34. 34.A car goes 126 km on 7 litres of petrol. How far can it go on 40 litres (in km)?
35. 35.If 3 kg of rice costs ₹138, how many kg can you buy for ₹368?
36. 36.If 6 kg of rice costs ₹402, how many kg can you buy for ₹1005?
37. 37.A car goes 42 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
38. 38.A car goes 60 km on 5 litres of petrol. How far can it go on 17 litres (in km)?
39. 39.If 3 kg of rice costs ₹219, how many kg can you buy for ₹803?
40. 40.A car goes 132 km on 6 litres of petrol. How far can it go on 7 litres (in km)?

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