Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 501 · 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 mangoes cost ₹180, how much do 19 mangoes cost (in ₹)?
2. 2.If 5 kg of rice costs ₹120, how many kg can you buy for ₹360?
3. 3.If 6 kg of rice costs ₹252, how many kg can you buy for ₹546?
4. 4.If 4 mangoes cost ₹40, how much do 16 mangoes cost (in ₹)?
5. 5.A hostel has enough food for 5 students for 13 days. How many days will the same food last for 13 students?
6. 6.A car goes 56 km on 7 litres of petrol. How far can it go on 23 litres (in km)?
7. 7.If 12 notebooks cost ₹360, how much do 10 notebooks cost (in ₹)?
8. 8.A car goes 65 km on 5 litres of petrol. How far can it go on 11 litres (in km)?
9. 9.10 painters can paint a school in 9 days. How many days would 15 painters take, working at the same speed?
10. 10.7 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
11. 11.11 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
12. 12.A hostel has enough food for 12 students for 24 days. How many days will the same food last for 24 students?
13. 13.A car goes 90 km on 5 litres of petrol. How far can it go on 24 litres (in km)?
14. 14.A hostel has enough food for 7 students for 6 days. How many days will the same food last for 6 students?
15. 15.If 9 notebooks cost ₹423, how much do 5 notebooks cost (in ₹)?
16. 16.If 7 kites cost ₹154, how much do 6 kites cost (in ₹)?
17. 17.If 9 kg of rice costs ₹765, how many kg can you buy for ₹595?
18. 18.If 8 pencil boxes cost ₹320, how much do 3 pencil boxes cost (in ₹)?
19. 19.11 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
20. 20.If 8 erasers cost ₹456, how much do 7 erasers cost (in ₹)?
21. 21.A car goes 66 km on 3 litres of petrol. How far can it go on 19 litres (in km)?
22. 22.If 9 kg of rice costs ₹459, how many kg can you buy for ₹714?
23. 23.If 4 kg of rice costs ₹156, how many kg can you buy for ₹273?
24. 24.If 7 kg of rice costs ₹210, how many kg can you buy for ₹450?
25. 25.If 2 kg of rice costs ₹62, how many kg can you buy for ₹124?
26. 26.A car goes 39 km on 3 litres of petrol. How far can it go on 37 litres (in km)?
27. 27.If 5 kg of rice costs ₹110, how many kg can you buy for ₹286?
28. 28.If 3 kg of rice costs ₹258, how many kg can you buy for ₹344?
29. 29.If 12 kites cost ₹48, how much do 19 kites cost (in ₹)?
30. 30.A car goes 70 km on 5 litres of petrol. How far can it go on 10 litres (in km)?
31. 31.If 8 kg of rice costs ₹560, how many kg can you buy for ₹770?
32. 32.8 painters can paint a school in 27 days. How many days would 24 painters take, working at the same speed?
33. 33.If 7 cricket balls cost ₹105, how much do 10 cricket balls cost (in ₹)?
34. 34.If 5 kites cost ₹45, how much do 3 kites cost (in ₹)?
35. 35.A hostel has enough food for 2 students for 4 days. How many days will the same food last for 4 students?
36. 36.If 9 kg of rice costs ₹423, how many kg can you buy for ₹329?
37. 37.If 3 erasers cost ₹39, how much do 5 erasers cost (in ₹)?
38. 38.If 6 kg of rice costs ₹432, how many kg can you buy for ₹288?
39. 39.A hostel has enough food for 6 students for 29 days. How many days will the same food last for 3 students?
40. 40.A car goes 88 km on 11 litres of petrol. How far can it go on 9 litres (in km)?

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