Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 503 · 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 4 kg of rice costs ₹228, how many kg can you buy for ₹570?
2. 2.6 painters can paint a school in 8 days. How many days would 24 painters take, working at the same speed?
3. 3.If 3 notebooks cost ₹36, how much do 10 notebooks cost (in ₹)?
4. 4.If 12 pens cost ₹216, how much do 9 pens cost (in ₹)?
5. 5.If 10 pens cost ₹600, how much do 13 pens cost (in ₹)?
6. 6.A hostel has enough food for 9 students for 20 days. How many days will the same food last for 5 students?
7. 7.If 4 kites cost ₹148, how much do 16 kites cost (in ₹)?
8. 8.If 4 notebooks cost ₹96, how much do 12 notebooks cost (in ₹)?
9. 9.A car goes 242 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
10. 10.If 5 kg of rice costs ₹300, how many kg can you buy for ₹540?
11. 11.A car goes 108 km on 9 litres of petrol. How far can it go on 3 litres (in km)?
12. 12.If 8 kg of rice costs ₹416, how many kg can you buy for ₹468?
13. 13.10 painters can paint a school in 29 days. How many days would 5 painters take, working at the same speed?
14. 14.A hostel has enough food for 4 students for 5 days. How many days will the same food last for 10 students?
15. 15.If 2 kg of rice costs ₹72, how many kg can you buy for ₹180?
16. 16.A car goes 51 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
17. 17.If 5 kites cost ₹260, how much do 4 kites cost (in ₹)?
18. 18.A car goes 75 km on 5 litres of petrol. How far can it go on 35 litres (in km)?
19. 19.If 4 erasers cost ₹72, how much do 5 erasers cost (in ₹)?
20. 20.7 painters can paint a school in 30 days. How many days would 21 painters take, working at the same speed?
21. 21.If 9 erasers cost ₹342, how much do 15 erasers cost (in ₹)?
22. 22.A hostel has enough food for 3 students for 19 days. How many days will the same food last for 19 students?
23. 23.A car goes 180 km on 10 litres of petrol. How far can it go on 37 litres (in km)?
24. 24.7 painters can paint a school in 18 days. How many days would 18 painters take, working at the same speed?
25. 25.If 3 kg of rice costs ₹240, how many kg can you buy for ₹1040?
26. 26.If 4 kites cost ₹44, how much do 17 kites cost (in ₹)?
27. 27.12 painters can paint a school in 7 days. How many days would 3 painters take, working at the same speed?
28. 28.12 painters can paint a school in 7 days. How many days would 21 painters take, working at the same speed?
29. 29.A car goes 54 km on 3 litres of petrol. How far can it go on 19 litres (in km)?
30. 30.If 3 kg of rice costs ₹174, how many kg can you buy for ₹232?
31. 31.A car goes 72 km on 8 litres of petrol. How far can it go on 36 litres (in km)?
32. 32.7 painters can paint a school in 20 days. How many days would 5 painters take, working at the same speed?
33. 33.A car goes 50 km on 5 litres of petrol. How far can it go on 4 litres (in km)?
34. 34.A hostel has enough food for 12 students for 10 days. How many days will the same food last for 24 students?
35. 35.A hostel has enough food for 8 students for 4 days. How many days will the same food last for 16 students?
36. 36.A car goes 99 km on 11 litres of petrol. How far can it go on 20 litres (in km)?
37. 37.A car goes 160 km on 10 litres of petrol. How far can it go on 27 litres (in km)?
38. 38.If 4 notebooks cost ₹36, how much do 5 notebooks cost (in ₹)?
39. 39.A car goes 38 km on 2 litres of petrol. How far can it go on 26 litres (in km)?
40. 40.A car goes 240 km on 10 litres of petrol. How far can it go on 36 litres (in km)?

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