Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 321 · 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 6 pens cost ₹192, how much do 5 pens cost (in ₹)?
2. 2.If 6 kg of rice costs ₹246, how many kg can you buy for ₹205?
3. 3.A car goes 80 km on 10 litres of petrol. How far can it go on 38 litres (in km)?
4. 4.A hostel has enough food for 5 students for 15 days. How many days will the same food last for 15 students?
5. 5.12 painters can paint a school in 29 days. How many days would 6 painters take, working at the same speed?
6. 6.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
7. 7.If 4 kites cost ₹168, how much do 8 kites cost (in ₹)?
8. 8.If 11 bottles of juice cost ₹209, how much do 19 bottles of juice cost (in ₹)?
9. 9.A car goes 42 km on 2 litres of petrol. How far can it go on 26 litres (in km)?
10. 10.A car goes 34 km on 2 litres of petrol. How far can it go on 13 litres (in km)?
11. 11.If 11 notebooks cost ₹473, how much do 4 notebooks cost (in ₹)?
12. 12.A car goes 100 km on 5 litres of petrol. How far can it go on 39 litres (in km)?
13. 13.5 painters can paint a school in 6 days. How many days would 6 painters take, working at the same speed?
14. 14.If 3 kg of rice costs ₹165, how many kg can you buy for ₹110?
15. 15.A car goes 200 km on 10 litres of petrol. How far can it go on 37 litres (in km)?
16. 16.If 3 kg of rice costs ₹99, how many kg can you buy for ₹198?
17. 17.If 2 mangoes cost ₹112, how much do 6 mangoes cost (in ₹)?
18. 18.If 2 kg of rice costs ₹110, how many kg can you buy for ₹495?
19. 19.If 8 mangoes cost ₹192, how much do 10 mangoes cost (in ₹)?
20. 20.A car goes 100 km on 10 litres of petrol. How far can it go on 16 litres (in km)?
21. 21.A car goes 66 km on 6 litres of petrol. How far can it go on 2 litres (in km)?
22. 22.A hostel has enough food for 8 students for 5 days. How many days will the same food last for 5 students?
23. 23.If 8 kg of rice costs ₹216, how many kg can you buy for ₹378?
24. 24.If 3 kg of rice costs ₹75, how many kg can you buy for ₹125?
25. 25.If 3 mangoes cost ₹123, how much do 10 mangoes cost (in ₹)?
26. 26.If 6 kg of rice costs ₹168, how many kg can you buy for ₹140?
27. 27.If 8 erasers cost ₹424, how much do 18 erasers cost (in ₹)?
28. 28.If 3 bottles of juice cost ₹141, how much do 10 bottles of juice cost (in ₹)?
29. 29.If 7 kg of rice costs ₹441, how many kg can you buy for ₹882?
30. 30.A car goes 200 km on 8 litres of petrol. How far can it go on 29 litres (in km)?
31. 31.2 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
32. 32.A hostel has enough food for 10 students for 13 days. How many days will the same food last for 5 students?
33. 33.A car goes 150 km on 6 litres of petrol. How far can it go on 12 litres (in km)?
34. 34.If 5 pencil boxes cost ₹105, how much do 17 pencil boxes cost (in ₹)?
35. 35.If 2 kg of rice costs ₹64, how many kg can you buy for ₹128?
36. 36.If 2 kg of rice costs ₹86, how many kg can you buy for ₹301?
37. 37.A car goes 60 km on 5 litres of petrol. How far can it go on 37 litres (in km)?
38. 38.If 3 kg of rice costs ₹219, how many kg can you buy for ₹1095?
39. 39.A hostel has enough food for 10 students for 14 days. How many days will the same food last for 4 students?
40. 40.A car goes 18 km on 2 litres of petrol. How far can it go on 26 litres (in km)?

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