Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 370 · 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 9 kg of rice costs ₹279, how many kg can you buy for ₹62?
2. 2.If 12 mangoes cost ₹108, how much do 8 mangoes cost (in ₹)?
3. 3.If 6 kg of rice costs ₹192, how many kg can you buy for ₹224?
4. 4.If 4 kg of rice costs ₹100, how many kg can you buy for ₹275?
5. 5.A car goes 210 km on 10 litres of petrol. How far can it go on 16 litres (in km)?
6. 6.8 painters can paint a school in 9 days. How many days would 6 painters take, working at the same speed?
7. 7.If 11 erasers cost ₹99, how much do 4 erasers cost (in ₹)?
8. 8.If 12 kites cost ₹624, how much do 9 kites cost (in ₹)?
9. 9.If 7 kg of rice costs ₹147, how many kg can you buy for ₹126?
10. 10.A hostel has enough food for 8 students for 21 days. How many days will the same food last for 24 students?
11. 11.If 2 erasers cost ₹34, how much do 8 erasers cost (in ₹)?
12. 12.6 painters can paint a school in 14 days. How many days would 2 painters take, working at the same speed?
13. 13.A hostel has enough food for 4 students for 26 days. How many days will the same food last for 13 students?
14. 14.If 2 kg of rice costs ₹64, how many kg can you buy for ₹192?
15. 15.If 6 kg of rice costs ₹432, how many kg can you buy for ₹936?
16. 16.A car goes 108 km on 9 litres of petrol. How far can it go on 14 litres (in km)?
17. 17.If 6 kg of rice costs ₹210, how many kg can you buy for ₹455?
18. 18.A car goes 200 km on 8 litres of petrol. How far can it go on 15 litres (in km)?
19. 19.A hostel has enough food for 4 students for 12 days. How many days will the same food last for 16 students?
20. 20.10 painters can paint a school in 26 days. How many days would 5 painters take, working at the same speed?
21. 21.6 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
22. 22.A hostel has enough food for 10 students for 24 days. How many days will the same food last for 12 students?
23. 23.If 8 mangoes cost ₹248, how much do 9 mangoes cost (in ₹)?
24. 24.A car goes 72 km on 8 litres of petrol. How far can it go on 4 litres (in km)?
25. 25.A car goes 66 km on 6 litres of petrol. How far can it go on 13 litres (in km)?
26. 26.11 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
27. 27.If 6 kites cost ₹288, how much do 15 kites cost (in ₹)?
28. 28.If 9 notebooks cost ₹171, how much do 3 notebooks cost (in ₹)?
29. 29.A hostel has enough food for 9 students for 4 days. How many days will the same food last for 6 students?
30. 30.A car goes 200 km on 8 litres of petrol. How far can it go on 6 litres (in km)?
31. 31.If 6 kg of rice costs ₹180, how many kg can you buy for ₹360?
32. 32.If 7 kg of rice costs ₹140, how many kg can you buy for ₹60?
33. 33.A car goes 153 km on 9 litres of petrol. How far can it go on 18 litres (in km)?
34. 34.If 10 mangoes cost ₹340, how much do 5 mangoes cost (in ₹)?
35. 35.A car goes 84 km on 4 litres of petrol. How far can it go on 19 litres (in km)?
36. 36.A car goes 64 km on 8 litres of petrol. How far can it go on 39 litres (in km)?
37. 37.If 10 pens cost ₹100, how much do 9 pens cost (in ₹)?
38. 38.A car goes 133 km on 7 litres of petrol. How far can it go on 36 litres (in km)?
39. 39.A car goes 102 km on 6 litres of petrol. How far can it go on 3 litres (in km)?
40. 40.8 painters can paint a school in 28 days. How many days would 14 painters take, working at the same speed?

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