Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 505 · 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 hostel has enough food for 5 students for 18 days. How many days will the same food last for 6 students?
2. 2.If 8 pens cost ₹408, how much do 12 pens cost (in ₹)?
3. 3.If 7 kg of rice costs ₹259, how many kg can you buy for ₹148?
4. 4.3 painters can paint a school in 21 days. How many days would 9 painters take, working at the same speed?
5. 5.10 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
6. 6.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 4 students?
7. 7.3 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
8. 8.A car goes 165 km on 11 litres of petrol. How far can it go on 14 litres (in km)?
9. 9.If 2 kg of rice costs ₹44, how many kg can you buy for ₹242?
10. 10.If 11 pens cost ₹198, how much do 3 pens cost (in ₹)?
11. 11.If 10 pens cost ₹320, how much do 8 pens cost (in ₹)?
12. 12.A hostel has enough food for 9 students for 20 days. How many days will the same food last for 15 students?
13. 13.If 10 kites cost ₹90, how much do 8 kites cost (in ₹)?
14. 14.If 10 cricket balls cost ₹520, how much do 6 cricket balls cost (in ₹)?
15. 15.If 5 pens cost ₹285, how much do 17 pens cost (in ₹)?
16. 16.If 6 kg of rice costs ₹210, how many kg can you buy for ₹245?
17. 17.A hostel has enough food for 11 students for 12 days. How many days will the same food last for 22 students?
18. 18.If 4 kg of rice costs ₹332, how many kg can you buy for ₹581?
19. 19.A car goes 168 km on 7 litres of petrol. How far can it go on 30 litres (in km)?
20. 20.4 painters can paint a school in 11 days. How many days would 22 painters take, working at the same speed?
21. 21.If 2 bottles of juice cost ₹8, how much do 11 bottles of juice cost (in ₹)?
22. 22.A hostel has enough food for 12 students for 14 days. How many days will the same food last for 7 students?
23. 23.A car goes 276 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
24. 24.If 7 kg of rice costs ₹245, how many kg can you buy for ₹350?
25. 25.If 12 cricket balls cost ₹252, how much do 20 cricket balls cost (in ₹)?
26. 26.If 4 mangoes cost ₹148, how much do 13 mangoes cost (in ₹)?
27. 27.A car goes 99 km on 9 litres of petrol. How far can it go on 39 litres (in km)?
28. 28.If 6 pencil boxes cost ₹18, how much do 7 pencil boxes cost (in ₹)?
29. 29.A car goes 198 km on 9 litres of petrol. How far can it go on 31 litres (in km)?
30. 30.A car goes 230 km on 10 litres of petrol. How far can it go on 29 litres (in km)?
31. 31.If 8 pencil boxes cost ₹208, how much do 16 pencil boxes cost (in ₹)?
32. 32.If 11 erasers cost ₹110, how much do 7 erasers cost (in ₹)?
33. 33.A hostel has enough food for 9 students for 28 days. How many days will the same food last for 7 students?
34. 34.If 5 cricket balls cost ₹175, how much do 2 cricket balls cost (in ₹)?
35. 35.If 6 kg of rice costs ₹456, how many kg can you buy for ₹912?
36. 36.If 9 kg of rice costs ₹666, how many kg can you buy for ₹592?
37. 37.If 2 kg of rice costs ₹58, how many kg can you buy for ₹203?
38. 38.If 4 kg of rice costs ₹132, how many kg can you buy for ₹165?
39. 39.4 painters can paint a school in 26 days. How many days would 2 painters take, working at the same speed?
40. 40.If 5 pencil boxes cost ₹85, how much do 12 pencil boxes cost (in ₹)?

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