Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 275 · 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 64 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
2. 2.A car goes 24 km on 3 litres of petrol. How far can it go on 12 litres (in km)?
3. 3.If 5 kg of rice costs ₹125, how many kg can you buy for ₹200?
4. 4.If 2 kg of rice costs ₹164, how many kg can you buy for ₹410?
5. 5.2 painters can paint a school in 14 days. How many days would 7 painters take, working at the same speed?
6. 6.If 2 kg of rice costs ₹144, how many kg can you buy for ₹216?
7. 7.If 6 mangoes cost ₹348, how much do 7 mangoes cost (in ₹)?
8. 8.6 painters can paint a school in 20 days. How many days would 8 painters take, working at the same speed?
9. 9.If 5 pencil boxes cost ₹150, how much do 3 pencil boxes cost (in ₹)?
10. 10.A hostel has enough food for 3 students for 14 days. How many days will the same food last for 21 students?
11. 11.A car goes 126 km on 7 litres of petrol. How far can it go on 38 litres (in km)?
12. 12.A hostel has enough food for 2 students for 8 days. How many days will the same food last for 8 students?
13. 13.If 5 pencil boxes cost ₹160, how much do 9 pencil boxes cost (in ₹)?
14. 14.A car goes 140 km on 10 litres of petrol. How far can it go on 2 litres (in km)?
15. 15.If 2 pens cost ₹92, how much do 20 pens cost (in ₹)?
16. 16.A car goes 147 km on 7 litres of petrol. How far can it go on 31 litres (in km)?
17. 17.If 7 pencil boxes cost ₹280, how much do 2 pencil boxes cost (in ₹)?
18. 18.A car goes 72 km on 4 litres of petrol. How far can it go on 9 litres (in km)?
19. 19.A car goes 104 km on 8 litres of petrol. How far can it go on 34 litres (in km)?
20. 20.If 2 pencil boxes cost ₹20, how much do 20 pencil boxes cost (in ₹)?
21. 21.If 3 pens cost ₹141, how much do 17 pens cost (in ₹)?
22. 22.If 3 kites cost ₹54, how much do 4 kites cost (in ₹)?
23. 23.If 3 notebooks cost ₹60, how much do 6 notebooks cost (in ₹)?
24. 24.If 6 kg of rice costs ₹540, how many kg can you buy for ₹1260?
25. 25.If 2 kg of rice costs ₹40, how many kg can you buy for ₹200?
26. 26.If 3 notebooks cost ₹180, how much do 7 notebooks cost (in ₹)?
27. 27.A car goes 56 km on 7 litres of petrol. How far can it go on 11 litres (in km)?
28. 28.A car goes 48 km on 2 litres of petrol. How far can it go on 27 litres (in km)?
29. 29.If 8 kg of rice costs ₹512, how many kg can you buy for ₹128?
30. 30.If 8 pens cost ₹240, how much do 3 pens cost (in ₹)?
31. 31.If 2 kg of rice costs ₹70, how many kg can you buy for ₹245?
32. 32.A car goes 138 km on 6 litres of petrol. How far can it go on 35 litres (in km)?
33. 33.A hostel has enough food for 2 students for 28 days. How many days will the same food last for 4 students?
34. 34.A car goes 171 km on 9 litres of petrol. How far can it go on 29 litres (in km)?
35. 35.A hostel has enough food for 5 students for 8 days. How many days will the same food last for 20 students?
36. 36.A car goes 38 km on 2 litres of petrol. How far can it go on 27 litres (in km)?
37. 37.If 6 kg of rice costs ₹330, how many kg can you buy for ₹165?
38. 38.2 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
39. 39.11 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
40. 40.A car goes 140 km on 10 litres of petrol. How far can it go on 8 litres (in km)?

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