Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 450 · 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 4 kg of rice costs ₹276, how many kg can you buy for ₹966?
2. 2.2 painters can paint a school in 16 days. How many days would 16 painters take, working at the same speed?
3. 3.4 painters can paint a school in 19 days. How many days would 2 painters take, working at the same speed?
4. 4.10 painters can paint a school in 17 days. How many days would 5 painters take, working at the same speed?
5. 5.A hostel has enough food for 7 students for 12 days. How many days will the same food last for 21 students?
6. 6.A car goes 54 km on 3 litres of petrol. How far can it go on 11 litres (in km)?
7. 7.A hostel has enough food for 2 students for 17 days. How many days will the same food last for 17 students?
8. 8.If 8 notebooks cost ₹176, how much do 2 notebooks cost (in ₹)?
9. 9.5 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
10. 10.If 11 pens cost ₹88, how much do 6 pens cost (in ₹)?
11. 11.If 6 mangoes cost ₹222, how much do 3 mangoes cost (in ₹)?
12. 12.A car goes 220 km on 10 litres of petrol. How far can it go on 4 litres (in km)?
13. 13.If 7 cricket balls cost ₹203, how much do 6 cricket balls cost (in ₹)?
14. 14.5 painters can paint a school in 10 days. How many days would 10 painters take, working at the same speed?
15. 15.If 7 kg of rice costs ₹245, how many kg can you buy for ₹280?
16. 16.If 7 kg of rice costs ₹168, how many kg can you buy for ₹72?
17. 17.If 10 mangoes cost ₹320, how much do 19 mangoes cost (in ₹)?
18. 18.A car goes 60 km on 6 litres of petrol. How far can it go on 27 litres (in km)?
19. 19.3 painters can paint a school in 21 days. How many days would 9 painters take, working at the same speed?
20. 20.12 painters can paint a school in 7 days. How many days would 6 painters take, working at the same speed?
21. 21.A car goes 120 km on 10 litres of petrol. How far can it go on 14 litres (in km)?
22. 22.If 2 kg of rice costs ₹48, how many kg can you buy for ₹216?
23. 23.A car goes 250 km on 10 litres of petrol. How far can it go on 33 litres (in km)?
24. 24.8 painters can paint a school in 29 days. How many days would 4 painters take, working at the same speed?
25. 25.A car goes 143 km on 11 litres of petrol. How far can it go on 14 litres (in km)?
26. 26.A hostel has enough food for 3 students for 8 days. How many days will the same food last for 8 students?
27. 27.If 2 erasers cost ₹6, how much do 10 erasers cost (in ₹)?
28. 28.If 10 pens cost ₹300, how much do 20 pens cost (in ₹)?
29. 29.6 painters can paint a school in 17 days. How many days would 2 painters take, working at the same speed?
30. 30.If 7 pens cost ₹84, how much do 20 pens cost (in ₹)?
31. 31.If 4 kg of rice costs ₹104, how many kg can you buy for ₹130?
32. 32.If 5 kg of rice costs ₹435, how many kg can you buy for ₹348?
33. 33.A car goes 225 km on 9 litres of petrol. How far can it go on 4 litres (in km)?
34. 34.If 5 kg of rice costs ₹195, how many kg can you buy for ₹468?
35. 35.If 2 kg of rice costs ₹136, how many kg can you buy for ₹340?
36. 36.A car goes 150 km on 10 litres of petrol. How far can it go on 3 litres (in km)?
37. 37.A car goes 154 km on 7 litres of petrol. How far can it go on 26 litres (in km)?
38. 38.If 2 kg of rice costs ₹70, how many kg can you buy for ₹140?
39. 39.If 7 kg of rice costs ₹455, how many kg can you buy for ₹715?
40. 40.9 painters can paint a school in 10 days. How many days would 3 painters take, working at the same speed?

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