Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 146 · 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 12 mangoes cost ₹576, how much do 3 mangoes cost (in ₹)?
2. 2.A hostel has enough food for 5 students for 18 days. How many days will the same food last for 3 students?
3. 3.A hostel has enough food for 2 students for 28 days. How many days will the same food last for 8 students?
4. 4.A hostel has enough food for 4 students for 7 days. How many days will the same food last for 7 students?
5. 5.A car goes 48 km on 6 litres of petrol. How far can it go on 26 litres (in km)?
6. 6.If 8 kg of rice costs ₹480, how many kg can you buy for ₹180?
7. 7.If 10 notebooks cost ₹260, how much do 18 notebooks cost (in ₹)?
8. 8.A car goes 45 km on 3 litres of petrol. How far can it go on 26 litres (in km)?
9. 9.If 7 kg of rice costs ₹147, how many kg can you buy for ₹126?
10. 10.If 12 notebooks cost ₹180, how much do 19 notebooks cost (in ₹)?
11. 11.If 9 notebooks cost ₹63, how much do 3 notebooks cost (in ₹)?
12. 12.If 5 bottles of juice cost ₹60, how much do 20 bottles of juice cost (in ₹)?
13. 13.If 4 kg of rice costs ₹88, how many kg can you buy for ₹44?
14. 14.If 4 kg of rice costs ₹80, how many kg can you buy for ₹100?
15. 15.If 5 kg of rice costs ₹285, how many kg can you buy for ₹456?
16. 16.A car goes 75 km on 3 litres of petrol. How far can it go on 12 litres (in km)?
17. 17.A hostel has enough food for 11 students for 21 days. How many days will the same food last for 7 students?
18. 18.If 6 pens cost ₹360, how much do 2 pens cost (in ₹)?
19. 19.If 4 kg of rice costs ₹356, how many kg can you buy for ₹1246?
20. 20.8 painters can paint a school in 8 days. How many days would 16 painters take, working at the same speed?
21. 21.12 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
22. 22.If 4 kg of rice costs ₹348, how many kg can you buy for ₹174?
23. 23.If 8 kg of rice costs ₹552, how many kg can you buy for ₹138?
24. 24.A hostel has enough food for 11 students for 15 days. How many days will the same food last for 3 students?
25. 25.If 2 kg of rice costs ₹62, how many kg can you buy for ₹341?
26. 26.If 11 erasers cost ₹209, how much do 7 erasers cost (in ₹)?
27. 27.If 5 erasers cost ₹70, how much do 20 erasers cost (in ₹)?
28. 28.If 3 bottles of juice cost ₹108, how much do 8 bottles of juice cost (in ₹)?
29. 29.If 11 pencil boxes cost ₹451, how much do 3 pencil boxes cost (in ₹)?
30. 30.If 8 kg of rice costs ₹456, how many kg can you buy for ₹741?
31. 31.If 11 pencil boxes cost ₹220, how much do 18 pencil boxes cost (in ₹)?
32. 32.If 3 notebooks cost ₹132, how much do 14 notebooks cost (in ₹)?
33. 33.If 7 pencil boxes cost ₹350, how much do 18 pencil boxes cost (in ₹)?
34. 34.If 2 erasers cost ₹72, how much do 19 erasers cost (in ₹)?
35. 35.10 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
36. 36.If 8 bottles of juice cost ₹352, how much do 5 bottles of juice cost (in ₹)?
37. 37.A hostel has enough food for 12 students for 16 days. How many days will the same food last for 8 students?
38. 38.A hostel has enough food for 2 students for 19 days. How many days will the same food last for 19 students?
39. 39.If 3 pens cost ₹30, how much do 15 pens cost (in ₹)?
40. 40.If 4 pens cost ₹12, how much do 18 pens cost (in ₹)?

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