Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 529 · 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.A car goes 50 km on 2 litres of petrol. How far can it go on 13 litres (in km)?
3. 3.A hostel has enough food for 5 students for 22 days. How many days will the same food last for 10 students?
4. 4.If 7 kg of rice costs ₹539, how many kg can you buy for ₹1001?
5. 5.A hostel has enough food for 11 students for 30 days. How many days will the same food last for 15 students?
6. 6.If 5 kg of rice costs ₹380, how many kg can you buy for ₹912?
7. 7.A car goes 40 km on 5 litres of petrol. How far can it go on 36 litres (in km)?
8. 8.If 11 pens cost ₹506, how much do 8 pens cost (in ₹)?
9. 9.A car goes 153 km on 9 litres of petrol. How far can it go on 37 litres (in km)?
10. 10.If 9 kites cost ₹495, how much do 20 kites cost (in ₹)?
11. 11.If 10 bottles of juice cost ₹130, how much do 6 bottles of juice cost (in ₹)?
12. 12.If 4 kg of rice costs ₹296, how many kg can you buy for ₹666?
13. 13.A car goes 72 km on 6 litres of petrol. How far can it go on 3 litres (in km)?
14. 14.If 7 kg of rice costs ₹189, how many kg can you buy for ₹270?
15. 15.A hostel has enough food for 9 students for 19 days. How many days will the same food last for 19 students?
16. 16.A car goes 36 km on 4 litres of petrol. How far can it go on 12 litres (in km)?
17. 17.If 7 kg of rice costs ₹616, how many kg can you buy for ₹352?
18. 18.If 4 pens cost ₹112, how much do 18 pens cost (in ₹)?
19. 19.A car goes 60 km on 5 litres of petrol. How far can it go on 14 litres (in km)?
20. 20.A car goes 80 km on 5 litres of petrol. How far can it go on 36 litres (in km)?
21. 21.If 11 bottles of juice cost ₹517, how much do 14 bottles of juice cost (in ₹)?
22. 22.A car goes 30 km on 2 litres of petrol. How far can it go on 29 litres (in km)?
23. 23.If 4 kg of rice costs ₹152, how many kg can you buy for ₹76?
24. 24.If 11 bottles of juice cost ₹110, how much do 5 bottles of juice cost (in ₹)?
25. 25.A car goes 160 km on 10 litres of petrol. How far can it go on 3 litres (in km)?
26. 26.A car goes 230 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
27. 27.2 painters can paint a school in 16 days. How many days would 4 painters take, working at the same speed?
28. 28.A hostel has enough food for 5 students for 7 days. How many days will the same food last for 7 students?
29. 29.A car goes 52 km on 4 litres of petrol. How far can it go on 10 litres (in km)?
30. 30.If 6 kg of rice costs ₹270, how many kg can you buy for ₹315?
31. 31.If 12 notebooks cost ₹468, how much do 17 notebooks cost (in ₹)?
32. 32.10 painters can paint a school in 12 days. How many days would 5 painters take, working at the same speed?
33. 33.A car goes 110 km on 10 litres of petrol. How far can it go on 34 litres (in km)?
34. 34.If 7 kg of rice costs ₹406, how many kg can you buy for ₹870?
35. 35.If 9 pencil boxes cost ₹261, how much do 17 pencil boxes cost (in ₹)?
36. 36.If 9 notebooks cost ₹108, how much do 20 notebooks cost (in ₹)?
37. 37.3 painters can paint a school in 20 days. How many days would 12 painters take, working at the same speed?
38. 38.A hostel has enough food for 5 students for 4 days. How many days will the same food last for 2 students?
39. 39.If 7 mangoes cost ₹91, how much do 20 mangoes cost (in ₹)?
40. 40.A car goes 152 km on 8 litres of petrol. How far can it go on 40 litres (in km)?

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