Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 455 · 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 bottles of juice cost ₹132, how much do 15 bottles of juice cost (in ₹)?
2. 2.10 painters can paint a school in 17 days. How many days would 5 painters take, working at the same speed?
3. 3.If 2 mangoes cost ₹70, how much do 9 mangoes cost (in ₹)?
4. 4.If 4 kg of rice costs ₹196, how many kg can you buy for ₹637?
5. 5.A car goes 112 km on 7 litres of petrol. How far can it go on 30 litres (in km)?
6. 6.11 painters can paint a school in 28 days. How many days would 22 painters take, working at the same speed?
7. 7.9 painters can paint a school in 20 days. How many days would 4 painters take, working at the same speed?
8. 8.If 9 bottles of juice cost ₹306, how much do 20 bottles of juice cost (in ₹)?
9. 9.If 6 erasers cost ₹24, how much do 18 erasers cost (in ₹)?
10. 10.10 painters can paint a school in 28 days. How many days would 5 painters take, working at the same speed?
11. 11.If 6 kites cost ₹84, how much do 20 kites cost (in ₹)?
12. 12.If 6 kg of rice costs ₹210, how many kg can you buy for ₹315?
13. 13.A hostel has enough food for 4 students for 27 days. How many days will the same food last for 3 students?
14. 14.A hostel has enough food for 2 students for 24 days. How many days will the same food last for 12 students?
15. 15.If 3 kg of rice costs ₹138, how many kg can you buy for ₹92?
16. 16.11 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
17. 17.A car goes 30 km on 3 litres of petrol. How far can it go on 32 litres (in km)?
18. 18.If 8 cricket balls cost ₹224, how much do 11 cricket balls cost (in ₹)?
19. 19.If 10 erasers cost ₹230, how much do 13 erasers cost (in ₹)?
20. 20.If 9 kg of rice costs ₹261, how many kg can you buy for ₹319?
21. 21.If 3 kites cost ₹60, how much do 16 kites cost (in ₹)?
22. 22.A hostel has enough food for 2 students for 5 days. How many days will the same food last for 5 students?
23. 23.If 12 mangoes cost ₹48, how much do 15 mangoes cost (in ₹)?
24. 24.If 8 kg of rice costs ₹296, how many kg can you buy for ₹222?
25. 25.A hostel has enough food for 8 students for 26 days. How many days will the same food last for 4 students?
26. 26.A car goes 120 km on 12 litres of petrol. How far can it go on 33 litres (in km)?
27. 27.If 12 erasers cost ₹684, how much do 9 erasers cost (in ₹)?
28. 28.9 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
29. 29.4 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
30. 30.If 4 pens cost ₹168, how much do 20 pens cost (in ₹)?
31. 31.If 9 kg of rice costs ₹351, how many kg can you buy for ₹195?
32. 32.If 5 kg of rice costs ₹325, how many kg can you buy for ₹975?
33. 33.If 8 mangoes cost ₹432, how much do 17 mangoes cost (in ₹)?
34. 34.A car goes 72 km on 3 litres of petrol. How far can it go on 17 litres (in km)?
35. 35.If 5 erasers cost ₹220, how much do 3 erasers cost (in ₹)?
36. 36.A car goes 90 km on 10 litres of petrol. How far can it go on 28 litres (in km)?
37. 37.If 11 notebooks cost ₹220, how much do 16 notebooks cost (in ₹)?
38. 38.If 3 notebooks cost ₹33, how much do 19 notebooks cost (in ₹)?
39. 39.4 painters can paint a school in 24 days. How many days would 3 painters take, working at the same speed?
40. 40.If 4 kg of rice costs ₹148, how many kg can you buy for ₹481?

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