Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 518 · 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 5 bottles of juice cost ₹295, how much do 4 bottles of juice cost (in ₹)?
2. 2.A car goes 180 km on 12 litres of petrol. How far can it go on 7 litres (in km)?
3. 3.A hostel has enough food for 10 students for 23 days. How many days will the same food last for 5 students?
4. 4.If 5 kg of rice costs ₹395, how many kg can you buy for ₹237?
5. 5.If 8 pencil boxes cost ₹128, how much do 16 pencil boxes cost (in ₹)?
6. 6.If 3 notebooks cost ₹81, how much do 14 notebooks cost (in ₹)?
7. 7.If 5 mangoes cost ₹160, how much do 16 mangoes cost (in ₹)?
8. 8.If 10 mangoes cost ₹390, how much do 13 mangoes cost (in ₹)?
9. 9.A hostel has enough food for 8 students for 30 days. How many days will the same food last for 4 students?
10. 10.2 painters can paint a school in 26 days. How many days would 13 painters take, working at the same speed?
11. 11.8 painters can paint a school in 21 days. How many days would 3 painters take, working at the same speed?
12. 12.If 9 bottles of juice cost ₹36, how much do 4 bottles of juice cost (in ₹)?
13. 13.If 12 pens cost ₹528, how much do 5 pens cost (in ₹)?
14. 14.A hostel has enough food for 7 students for 24 days. How many days will the same food last for 8 students?
15. 15.If 7 kg of rice costs ₹280, how many kg can you buy for ₹240?
16. 16.If 2 mangoes cost ₹112, how much do 16 mangoes cost (in ₹)?
17. 17.5 painters can paint a school in 12 days. How many days would 3 painters take, working at the same speed?
18. 18.If 2 bottles of juice cost ₹108, how much do 15 bottles of juice cost (in ₹)?
19. 19.If 2 kg of rice costs ₹62, how many kg can you buy for ₹217?
20. 20.If 9 kg of rice costs ₹315, how many kg can you buy for ₹385?
21. 21.If 3 mangoes cost ₹63, how much do 18 mangoes cost (in ₹)?
22. 22.If 3 kg of rice costs ₹270, how many kg can you buy for ₹1350?
23. 23.A hostel has enough food for 8 students for 25 days. How many days will the same food last for 20 students?
24. 24.If 6 kg of rice costs ₹282, how many kg can you buy for ₹470?
25. 25.If 4 pens cost ₹36, how much do 8 pens cost (in ₹)?
26. 26.11 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?
27. 27.A car goes 32 km on 4 litres of petrol. How far can it go on 21 litres (in km)?
28. 28.12 painters can paint a school in 29 days. How many days would 6 painters take, working at the same speed?
29. 29.A car goes 30 km on 2 litres of petrol. How far can it go on 36 litres (in km)?
30. 30.A car goes 18 km on 2 litres of petrol. How far can it go on 5 litres (in km)?
31. 31.If 5 kg of rice costs ₹230, how many kg can you buy for ₹506?
32. 32.If 11 bottles of juice cost ₹33, how much do 19 bottles of juice cost (in ₹)?
33. 33.A car goes 81 km on 9 litres of petrol. How far can it go on 25 litres (in km)?
34. 34.A car goes 110 km on 11 litres of petrol. How far can it go on 29 litres (in km)?
35. 35.A car goes 105 km on 7 litres of petrol. How far can it go on 38 litres (in km)?
36. 36.If 5 kg of rice costs ₹140, how many kg can you buy for ₹196?
37. 37.If 11 bottles of juice cost ₹495, how much do 8 bottles of juice cost (in ₹)?
38. 38.A hostel has enough food for 4 students for 21 days. How many days will the same food last for 6 students?
39. 39.A hostel has enough food for 2 students for 14 days. How many days will the same food last for 7 students?
40. 40.A car goes 18 km on 2 litres of petrol. How far can it go on 21 litres (in km)?

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