Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 225 · 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 3 bottles of juice cost ₹165, how much do 16 bottles of juice cost (in ₹)?
2. 2.If 5 mangoes cost ₹20, how much do 19 mangoes cost (in ₹)?
3. 3.A hostel has enough food for 3 students for 22 days. How many days will the same food last for 22 students?
4. 4.If 10 mangoes cost ₹280, how much do 4 mangoes cost (in ₹)?
5. 5.If 10 cricket balls cost ₹500, how much do 8 cricket balls cost (in ₹)?
6. 6.3 painters can paint a school in 10 days. How many days would 5 painters take, working at the same speed?
7. 7.A car goes 154 km on 7 litres of petrol. How far can it go on 19 litres (in km)?
8. 8.If 4 kg of rice costs ₹228, how many kg can you buy for ₹285?
9. 9.10 painters can paint a school in 10 days. How many days would 5 painters take, working at the same speed?
10. 10.If 10 notebooks cost ₹460, how much do 16 notebooks cost (in ₹)?
11. 11.A car goes 66 km on 3 litres of petrol. How far can it go on 21 litres (in km)?
12. 12.2 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
13. 13.A hostel has enough food for 10 students for 8 days. How many days will the same food last for 5 students?
14. 14.A hostel has enough food for 7 students for 27 days. How many days will the same food last for 21 students?
15. 15.If 9 kg of rice costs ₹612, how many kg can you buy for ₹272?
16. 16.A hostel has enough food for 7 students for 10 days. How many days will the same food last for 5 students?
17. 17.A hostel has enough food for 6 students for 30 days. How many days will the same food last for 5 students?
18. 18.If 8 kg of rice costs ₹648, how many kg can you buy for ₹405?
19. 19.8 painters can paint a school in 9 days. How many days would 2 painters take, working at the same speed?
20. 20.If 3 bottles of juice cost ₹9, how much do 12 bottles of juice cost (in ₹)?
21. 21.A car goes 119 km on 7 litres of petrol. How far can it go on 9 litres (in km)?
22. 22.If 2 notebooks cost ₹66, how much do 20 notebooks cost (in ₹)?
23. 23.If 3 kg of rice costs ₹231, how many kg can you buy for ₹1155?
24. 24.If 4 pencil boxes cost ₹208, how much do 7 pencil boxes cost (in ₹)?
25. 25.6 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
26. 26.If 12 cricket balls cost ₹636, how much do 2 cricket balls cost (in ₹)?
27. 27.A hostel has enough food for 11 students for 10 days. How many days will the same food last for 22 students?
28. 28.A hostel has enough food for 11 students for 25 days. How many days will the same food last for 5 students?
29. 29.If 7 bottles of juice cost ₹63, how much do 4 bottles of juice cost (in ₹)?
30. 30.If 4 pens cost ₹160, how much do 17 pens cost (in ₹)?
31. 31.7 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
32. 32.A car goes 175 km on 7 litres of petrol. How far can it go on 13 litres (in km)?
33. 33.If 11 notebooks cost ₹264, how much do 3 notebooks cost (in ₹)?
34. 34.A hostel has enough food for 8 students for 21 days. How many days will the same food last for 14 students?
35. 35.A car goes 99 km on 9 litres of petrol. How far can it go on 5 litres (in km)?
36. 36.12 painters can paint a school in 18 days. How many days would 8 painters take, working at the same speed?
37. 37.A car goes 54 km on 3 litres of petrol. How far can it go on 27 litres (in km)?
38. 38.6 painters can paint a school in 11 days. How many days would 22 painters take, working at the same speed?
39. 39.A car goes 187 km on 11 litres of petrol. How far can it go on 20 litres (in km)?
40. 40.If 4 kites cost ₹12, how much do 20 kites cost (in ₹)?

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