Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 567 · 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 84 km on 4 litres of petrol. How far can it go on 3 litres (in km)?
2. 2.A hostel has enough food for 9 students for 18 days. How many days will the same food last for 18 students?
3. 3.A car goes 90 km on 6 litres of petrol. How far can it go on 9 litres (in km)?
4. 4.A hostel has enough food for 4 students for 12 days. How many days will the same food last for 24 students?
5. 5.A car goes 42 km on 2 litres of petrol. How far can it go on 15 litres (in km)?
6. 6.If 6 mangoes cost ₹114, how much do 3 mangoes cost (in ₹)?
7. 7.If 7 kg of rice costs ₹525, how many kg can you buy for ₹975?
8. 8.A car goes 154 km on 7 litres of petrol. How far can it go on 25 litres (in km)?
9. 9.If 2 bottles of juice cost ₹68, how much do 11 bottles of juice cost (in ₹)?
10. 10.7 painters can paint a school in 18 days. How many days would 6 painters take, working at the same speed?
11. 11.If 4 pencil boxes cost ₹100, how much do 10 pencil boxes cost (in ₹)?
12. 12.If 7 cricket balls cost ₹245, how much do 8 cricket balls cost (in ₹)?
13. 13.If 5 cricket balls cost ₹70, how much do 7 cricket balls cost (in ₹)?
14. 14.If 5 cricket balls cost ₹260, how much do 11 cricket balls cost (in ₹)?
15. 15.A hostel has enough food for 4 students for 25 days. How many days will the same food last for 20 students?
16. 16.If 5 kg of rice costs ₹170, how many kg can you buy for ₹272?
17. 17.3 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
18. 18.A car goes 65 km on 5 litres of petrol. How far can it go on 32 litres (in km)?
19. 19.8 painters can paint a school in 5 days. How many days would 20 painters take, working at the same speed?
20. 20.If 8 kg of rice costs ₹584, how many kg can you buy for ₹657?
21. 21.4 painters can paint a school in 18 days. How many days would 18 painters take, working at the same speed?
22. 22.A hostel has enough food for 3 students for 12 days. How many days will the same food last for 18 students?
23. 23.A car goes 66 km on 3 litres of petrol. How far can it go on 33 litres (in km)?
24. 24.A car goes 69 km on 3 litres of petrol. How far can it go on 38 litres (in km)?
25. 25.If 9 notebooks cost ₹90, how much do 11 notebooks cost (in ₹)?
26. 26.A car goes 252 km on 12 litres of petrol. How far can it go on 35 litres (in km)?
27. 27.If 9 kg of rice costs ₹198, how many kg can you buy for ₹110?
28. 28.A hostel has enough food for 2 students for 22 days. How many days will the same food last for 4 students?
29. 29.If 2 kg of rice costs ₹154, how many kg can you buy for ₹231?
30. 30.If 8 kg of rice costs ₹304, how many kg can you buy for ₹76?
31. 31.A hostel has enough food for 3 students for 7 days. How many days will the same food last for 7 students?
32. 32.If 2 kg of rice costs ₹126, how many kg can you buy for ₹819?
33. 33.A car goes 99 km on 11 litres of petrol. How far can it go on 40 litres (in km)?
34. 34.2 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
35. 35.If 6 kg of rice costs ₹492, how many kg can you buy for ₹246?
36. 36.A car goes 32 km on 2 litres of petrol. How far can it go on 10 litres (in km)?
37. 37.If 2 kg of rice costs ₹98, how many kg can you buy for ₹294?
38. 38.If 5 pencil boxes cost ₹125, how much do 13 pencil boxes cost (in ₹)?
39. 39.If 6 kg of rice costs ₹408, how many kg can you buy for ₹272?
40. 40.If 4 kg of rice costs ₹200, how many kg can you buy for ₹350?

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