Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 283 · 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 3 students for 25 days. How many days will the same food last for 5 students?
2. 2.If 7 pencil boxes cost ₹84, how much do 20 pencil boxes cost (in ₹)?
3. 3.If 4 bottles of juice cost ₹196, how much do 5 bottles of juice cost (in ₹)?
4. 4.If 11 mangoes cost ₹264, how much do 5 mangoes cost (in ₹)?
5. 5.If 8 kg of rice costs ₹264, how many kg can you buy for ₹297?
6. 6.A car goes 92 km on 4 litres of petrol. How far can it go on 14 litres (in km)?
7. 7.If 9 pens cost ₹63, how much do 10 pens cost (in ₹)?
8. 8.A car goes 119 km on 7 litres of petrol. How far can it go on 8 litres (in km)?
9. 9.A car goes 90 km on 10 litres of petrol. How far can it go on 22 litres (in km)?
10. 10.A hostel has enough food for 6 students for 15 days. How many days will the same food last for 18 students?
11. 11.If 2 bottles of juice cost ₹42, how much do 5 bottles of juice cost (in ₹)?
12. 12.If 6 pencil boxes cost ₹138, how much do 14 pencil boxes cost (in ₹)?
13. 13.A hostel has enough food for 2 students for 20 days. How many days will the same food last for 4 students?
14. 14.If 5 kg of rice costs ₹215, how many kg can you buy for ₹473?
15. 15.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
16. 16.A car goes 51 km on 3 litres of petrol. How far can it go on 31 litres (in km)?
17. 17.A hostel has enough food for 10 students for 7 days. How many days will the same food last for 5 students?
18. 18.If 3 kg of rice costs ₹72, how many kg can you buy for ₹240?
19. 19.A car goes 81 km on 9 litres of petrol. How far can it go on 39 litres (in km)?
20. 20.A hostel has enough food for 10 students for 16 days. How many days will the same food last for 5 students?
21. 21.If 11 pencil boxes cost ₹132, how much do 6 pencil boxes cost (in ₹)?
22. 22.A hostel has enough food for 6 students for 29 days. How many days will the same food last for 3 students?
23. 23.If 2 kg of rice costs ₹56, how many kg can you buy for ₹420?
24. 24.A car goes 108 km on 9 litres of petrol. How far can it go on 30 litres (in km)?
25. 25.A car goes 125 km on 5 litres of petrol. How far can it go on 11 litres (in km)?
26. 26.If 9 kg of rice costs ₹801, how many kg can you buy for ₹267?
27. 27.A car goes 30 km on 3 litres of petrol. How far can it go on 23 litres (in km)?
28. 28.If 5 kg of rice costs ₹295, how many kg can you buy for ₹177?
29. 29.8 painters can paint a school in 26 days. How many days would 4 painters take, working at the same speed?
30. 30.A car goes 45 km on 5 litres of petrol. How far can it go on 13 litres (in km)?
31. 31.A car goes 190 km on 10 litres of petrol. How far can it go on 33 litres (in km)?
32. 32.A hostel has enough food for 11 students for 25 days. How many days will the same food last for 5 students?
33. 33.A car goes 36 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
34. 34.A car goes 105 km on 7 litres of petrol. How far can it go on 11 litres (in km)?
35. 35.If 8 pencil boxes cost ₹264, how much do 17 pencil boxes cost (in ₹)?
36. 36.A hostel has enough food for 10 students for 9 days. How many days will the same food last for 9 students?
37. 37.If 5 bottles of juice cost ₹45, how much do 10 bottles of juice cost (in ₹)?
38. 38.If 10 mangoes cost ₹240, how much do 14 mangoes cost (in ₹)?
39. 39.A hostel has enough food for 9 students for 23 days. How many days will the same food last for 23 students?
40. 40.If 11 erasers cost ₹319, how much do 2 erasers cost (in ₹)?

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