Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 123 · 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 erasers cost ₹354, how much do 9 erasers cost (in ₹)?
2. 2.If 4 kg of rice costs ₹248, how many kg can you buy for ₹806?
3. 3.A car goes 63 km on 7 litres of petrol. How far can it go on 9 litres (in km)?
4. 4.A car goes 78 km on 6 litres of petrol. How far can it go on 24 litres (in km)?
5. 5.If 4 erasers cost ₹44, how much do 8 erasers cost (in ₹)?
6. 6.If 6 kites cost ₹294, how much do 9 kites cost (in ₹)?
7. 7.3 painters can paint a school in 6 days. How many days would 9 painters take, working at the same speed?
8. 8.12 painters can paint a school in 18 days. How many days would 18 painters take, working at the same speed?
9. 9.A car goes 24 km on 2 litres of petrol. How far can it go on 29 litres (in km)?
10. 10.If 4 kg of rice costs ₹204, how many kg can you buy for ₹561?
11. 11.If 12 pens cost ₹696, how much do 10 pens cost (in ₹)?
12. 12.If 11 notebooks cost ₹517, how much do 18 notebooks cost (in ₹)?
13. 13.A car goes 144 km on 6 litres of petrol. How far can it go on 12 litres (in km)?
14. 14.If 7 notebooks cost ₹385, how much do 19 notebooks cost (in ₹)?
15. 15.If 7 pencil boxes cost ₹203, how much do 6 pencil boxes cost (in ₹)?
16. 16.If 12 bottles of juice cost ₹708, how much do 16 bottles of juice cost (in ₹)?
17. 17.9 painters can paint a school in 8 days. How many days would 8 painters take, working at the same speed?
18. 18.A hostel has enough food for 12 students for 10 days. How many days will the same food last for 4 students?
19. 19.If 4 kg of rice costs ₹228, how many kg can you buy for ₹627?
20. 20.If 6 kg of rice costs ₹486, how many kg can you buy for ₹405?
21. 21.If 9 notebooks cost ₹45, how much do 3 notebooks cost (in ₹)?
22. 22.A car goes 275 km on 11 litres of petrol. How far can it go on 17 litres (in km)?
23. 23.A hostel has enough food for 6 students for 14 days. How many days will the same food last for 4 students?
24. 24.If 3 kg of rice costs ₹237, how many kg can you buy for ₹1106?
25. 25.If 6 pencil boxes cost ₹300, how much do 13 pencil boxes cost (in ₹)?
26. 26.If 11 kites cost ₹55, how much do 2 kites cost (in ₹)?
27. 27.If 2 notebooks cost ₹60, how much do 7 notebooks cost (in ₹)?
28. 28.8 painters can paint a school in 28 days. How many days would 4 painters take, working at the same speed?
29. 29.A car goes 144 km on 9 litres of petrol. How far can it go on 34 litres (in km)?
30. 30.If 3 kg of rice costs ₹243, how many kg can you buy for ₹405?
31. 31.If 5 kg of rice costs ₹270, how many kg can you buy for ₹162?
32. 32.If 7 kg of rice costs ₹140, how many kg can you buy for ₹300?
33. 33.A car goes 176 km on 8 litres of petrol. How far can it go on 38 litres (in km)?
34. 34.A hostel has enough food for 8 students for 25 days. How many days will the same food last for 4 students?
35. 35.2 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
36. 36.4 painters can paint a school in 25 days. How many days would 20 painters take, working at the same speed?
37. 37.If 2 kg of rice costs ₹80, how many kg can you buy for ₹520?
38. 38.A car goes 68 km on 4 litres of petrol. How far can it go on 40 litres (in km)?
39. 39.A car goes 126 km on 9 litres of petrol. How far can it go on 6 litres (in km)?
40. 40.A hostel has enough food for 2 students for 5 days. How many days will the same food last for 5 students?

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