Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 431 · 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. 1.11 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
2. 2.If 6 kg of rice costs ₹318, how many kg can you buy for ₹265?
3. 3.If 2 notebooks cost ₹18, how much do 12 notebooks cost (in ₹)?
4. 4.A car goes 110 km on 5 litres of petrol. How far can it go on 32 litres (in km)?
5. 5.If 9 kg of rice costs ₹279, how many kg can you buy for ₹310?
6. 6.If 4 kites cost ₹208, how much do 17 kites cost (in ₹)?
7. 7.If 11 pencil boxes cost ₹330, how much do 19 pencil boxes cost (in ₹)?
8. 8.If 2 mangoes cost ₹74, how much do 8 mangoes cost (in ₹)?
9. 9.If 8 kg of rice costs ₹256, how many kg can you buy for ₹128?
10. 10.If 6 pencil boxes cost ₹132, how much do 7 pencil boxes cost (in ₹)?
11. 11.A car goes 105 km on 7 litres of petrol. How far can it go on 26 litres (in km)?
12. 12.If 12 mangoes cost ₹192, how much do 4 mangoes cost (in ₹)?
13. 13.If 3 bottles of juice cost ₹27, how much do 20 bottles of juice cost (in ₹)?
14. 14.A car goes 70 km on 7 litres of petrol. How far can it go on 16 litres (in km)?
15. 15.If 4 erasers cost ₹160, how much do 7 erasers cost (in ₹)?
16. 16.A car goes 168 km on 8 litres of petrol. How far can it go on 39 litres (in km)?
17. 17.A hostel has enough food for 3 students for 24 days. How many days will the same food last for 4 students?
18. 18.If 5 kg of rice costs ₹290, how many kg can you buy for ₹116?
19. 19.If 12 notebooks cost ₹684, how much do 6 notebooks cost (in ₹)?
20. 20.A hostel has enough food for 2 students for 12 days. How many days will the same food last for 6 students?
21. 21.6 painters can paint a school in 29 days. How many days would 3 painters take, working at the same speed?
22. 22.If 5 pencil boxes cost ₹110, how much do 17 pencil boxes cost (in ₹)?
23. 23.If 2 bottles of juice cost ₹32, how much do 11 bottles of juice cost (in ₹)?
24. 24.If 9 pens cost ₹414, how much do 2 pens cost (in ₹)?
25. 25.A car goes 171 km on 9 litres of petrol. How far can it go on 25 litres (in km)?
26. 26.If 5 notebooks cost ₹280, how much do 19 notebooks cost (in ₹)?
27. 27.12 painters can paint a school in 20 days. How many days would 10 painters take, working at the same speed?
28. 28.If 9 kg of rice costs ₹360, how many kg can you buy for ₹160?
29. 29.8 painters can paint a school in 9 days. How many days would 12 painters take, working at the same speed?
30. 30.A car goes 189 km on 9 litres of petrol. How far can it go on 23 litres (in km)?
31. 31.If 7 kg of rice costs ₹406, how many kg can you buy for ₹580?
32. 32.If 8 kg of rice costs ₹160, how many kg can you buy for ₹220?
33. 33.A hostel has enough food for 2 students for 24 days. How many days will the same food last for 4 students?
34. 34.A car goes 252 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
35. 35.A hostel has enough food for 2 students for 27 days. How many days will the same food last for 6 students?
36. 36.A car goes 56 km on 7 litres of petrol. How far can it go on 30 litres (in km)?
37. 37.A car goes 44 km on 4 litres of petrol. How far can it go on 39 litres (in km)?
38. 38.If 2 kg of rice costs ₹124, how many kg can you buy for ₹744?
39. 39.4 painters can paint a school in 7 days. How many days would 2 painters take, working at the same speed?
40. 40.A car goes 121 km on 11 litres of petrol. How far can it go on 10 litres (in km)?

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