Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 551 · 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. 1.4 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
2. 2.If 6 kg of rice costs ₹372, how many kg can you buy for ₹248?
3. 3.If 8 kg of rice costs ₹424, how many kg can you buy for ₹583?
4. 4.If 2 kites cost ₹22, how much do 12 kites cost (in ₹)?
5. 5.12 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
6. 6.If 11 mangoes cost ₹528, how much do 7 mangoes cost (in ₹)?
7. 7.A hostel has enough food for 2 students for 6 days. How many days will the same food last for 3 students?
8. 8.A hostel has enough food for 12 students for 26 days. How many days will the same food last for 8 students?
9. 9.If 6 kg of rice costs ₹486, how many kg can you buy for ₹324?
10. 10.If 3 cricket balls cost ₹147, how much do 7 cricket balls cost (in ₹)?
11. 11.7 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
12. 12.If 7 kg of rice costs ₹497, how many kg can you buy for ₹923?
13. 13.A car goes 228 km on 12 litres of petrol. How far can it go on 33 litres (in km)?
14. 14.If 6 kg of rice costs ₹186, how many kg can you buy for ₹403?
15. 15.If 9 mangoes cost ₹99, how much do 19 mangoes cost (in ₹)?
16. 16.A car goes 126 km on 6 litres of petrol. How far can it go on 30 litres (in km)?
17. 17.If 9 notebooks cost ₹90, how much do 8 notebooks cost (in ₹)?
18. 18.If 7 kg of rice costs ₹385, how many kg can you buy for ₹550?
19. 19.A car goes 39 km on 3 litres of petrol. How far can it go on 16 litres (in km)?
20. 20.A car goes 60 km on 5 litres of petrol. How far can it go on 27 litres (in km)?
21. 21.A car goes 55 km on 5 litres of petrol. How far can it go on 35 litres (in km)?
22. 22.If 9 kites cost ₹180, how much do 18 kites cost (in ₹)?
23. 23.A hostel has enough food for 7 students for 6 days. How many days will the same food last for 2 students?
24. 24.If 9 kites cost ₹81, how much do 12 kites cost (in ₹)?
25. 25.If 8 kg of rice costs ₹160, how many kg can you buy for ₹300?
26. 26.A car goes 33 km on 3 litres of petrol. How far can it go on 5 litres (in km)?
27. 27.5 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
28. 28.A car goes 70 km on 7 litres of petrol. How far can it go on 38 litres (in km)?
29. 29.If 2 kg of rice costs ₹94, how many kg can you buy for ₹282?
30. 30.A car goes 50 km on 5 litres of petrol. How far can it go on 34 litres (in km)?
31. 31.If 2 pencil boxes cost ₹32, how much do 10 pencil boxes cost (in ₹)?
32. 32.If 10 pencil boxes cost ₹50, how much do 9 pencil boxes cost (in ₹)?
33. 33.If 6 kg of rice costs ₹294, how many kg can you buy for ₹637?
34. 34.A hostel has enough food for 8 students for 7 days. How many days will the same food last for 4 students?
35. 35.If 4 kg of rice costs ₹116, how many kg can you buy for ₹232?
36. 36.10 painters can paint a school in 8 days. How many days would 4 painters take, working at the same speed?
37. 37.5 painters can paint a school in 21 days. How many days would 21 painters take, working at the same speed?
38. 38.5 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
39. 39.If 10 notebooks cost ₹520, how much do 14 notebooks cost (in ₹)?
40. 40.A car goes 56 km on 7 litres of petrol. How far can it go on 33 litres (in km)?

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