Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 310 · 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 kg of rice costs ₹225, how many kg can you buy for ₹540?
2. 2.10 painters can paint a school in 21 days. How many days would 15 painters take, working at the same speed?
3. 3.If 3 pens cost ₹54, how much do 2 pens cost (in ₹)?
4. 4.A car goes 60 km on 3 litres of petrol. How far can it go on 35 litres (in km)?
5. 5.A car goes 22 km on 2 litres of petrol. How far can it go on 23 litres (in km)?
6. 6.A car goes 264 km on 12 litres of petrol. How far can it go on 6 litres (in km)?
7. 7.12 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
8. 8.A car goes 63 km on 3 litres of petrol. How far can it go on 19 litres (in km)?
9. 9.If 12 mangoes cost ₹324, how much do 6 mangoes cost (in ₹)?
10. 10.A car goes 136 km on 8 litres of petrol. How far can it go on 4 litres (in km)?
11. 11.If 5 kg of rice costs ₹110, how many kg can you buy for ₹176?
12. 12.If 6 kg of rice costs ₹366, how many kg can you buy for ₹122?
13. 13.If 10 mangoes cost ₹160, how much do 8 mangoes cost (in ₹)?
14. 14.If 6 kg of rice costs ₹426, how many kg can you buy for ₹639?
15. 15.10 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
16. 16.9 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
17. 17.If 2 notebooks cost ₹36, how much do 10 notebooks cost (in ₹)?
18. 18.If 3 erasers cost ₹60, how much do 4 erasers cost (in ₹)?
19. 19.A hostel has enough food for 11 students for 6 days. How many days will the same food last for 2 students?
20. 20.If 5 erasers cost ₹100, how much do 3 erasers cost (in ₹)?
21. 21.If 2 cricket balls cost ₹28, how much do 5 cricket balls cost (in ₹)?
22. 22.If 5 kg of rice costs ₹250, how many kg can you buy for ₹650?
23. 23.If 5 pencil boxes cost ₹280, how much do 19 pencil boxes cost (in ₹)?
24. 24.If 2 kg of rice costs ₹154, how many kg can you buy for ₹308?
25. 25.If 5 kg of rice costs ₹120, how many kg can you buy for ₹264?
26. 26.A car goes 88 km on 4 litres of petrol. How far can it go on 37 litres (in km)?
27. 27.If 7 notebooks cost ₹77, how much do 13 notebooks cost (in ₹)?
28. 28.If 5 bottles of juice cost ₹75, how much do 4 bottles of juice cost (in ₹)?
29. 29.If 2 kg of rice costs ₹118, how many kg can you buy for ₹295?
30. 30.If 7 kg of rice costs ₹392, how many kg can you buy for ₹728?
31. 31.If 11 erasers cost ₹275, how much do 5 erasers cost (in ₹)?
32. 32.If 7 pens cost ₹294, how much do 8 pens cost (in ₹)?
33. 33.A hostel has enough food for 2 students for 7 days. How many days will the same food last for 7 students?
34. 34.If 9 kg of rice costs ₹558, how many kg can you buy for ₹620?
35. 35.If 12 pencil boxes cost ₹456, how much do 13 pencil boxes cost (in ₹)?
36. 36.A car goes 36 km on 4 litres of petrol. How far can it go on 35 litres (in km)?
37. 37.If 6 cricket balls cost ₹84, how much do 15 cricket balls cost (in ₹)?
38. 38.If 5 notebooks cost ₹275, how much do 13 notebooks cost (in ₹)?
39. 39.A hostel has enough food for 12 students for 30 days. How many days will the same food last for 24 students?
40. 40.A hostel has enough food for 9 students for 20 days. How many days will the same food last for 18 students?

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