Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 221 · 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 8 kg of rice costs ₹344, how many kg can you buy for ₹559?
2. 2.If 12 notebooks cost ₹240, how much do 10 notebooks cost (in ₹)?
3. 3.A hostel has enough food for 9 students for 4 days. How many days will the same food last for 18 students?
4. 4.If 11 cricket balls cost ₹572, how much do 19 cricket balls cost (in ₹)?
5. 5.If 6 kg of rice costs ₹438, how many kg can you buy for ₹1095?
6. 6.If 7 kg of rice costs ₹504, how many kg can you buy for ₹720?
7. 7.If 4 kg of rice costs ₹112, how many kg can you buy for ₹252?
8. 8.A car goes 54 km on 6 litres of petrol. How far can it go on 23 litres (in km)?
9. 9.If 3 pens cost ₹96, how much do 8 pens cost (in ₹)?
10. 10.If 3 notebooks cost ₹30, how much do 6 notebooks cost (in ₹)?
11. 11.6 painters can paint a school in 6 days. How many days would 18 painters take, working at the same speed?
12. 12.If 9 kg of rice costs ₹486, how many kg can you buy for ₹540?
13. 13.If 7 pencil boxes cost ₹154, how much do 18 pencil boxes cost (in ₹)?
14. 14.7 painters can paint a school in 28 days. How many days would 4 painters take, working at the same speed?
15. 15.A car goes 66 km on 3 litres of petrol. How far can it go on 39 litres (in km)?
16. 16.If 12 erasers cost ₹384, how much do 15 erasers cost (in ₹)?
17. 17.If 12 mangoes cost ₹276, how much do 19 mangoes cost (in ₹)?
18. 18.If 5 pens cost ₹65, how much do 2 pens cost (in ₹)?
19. 19.If 6 pens cost ₹78, how much do 13 pens cost (in ₹)?
20. 20.A car goes 48 km on 2 litres of petrol. How far can it go on 14 litres (in km)?
21. 21.If 8 kg of rice costs ₹392, how many kg can you buy for ₹343?
22. 22.If 4 kg of rice costs ₹84, how many kg can you buy for ₹315?
23. 23.A car goes 170 km on 10 litres of petrol. How far can it go on 7 litres (in km)?
24. 24.A car goes 36 km on 4 litres of petrol. How far can it go on 21 litres (in km)?
25. 25.A car goes 60 km on 4 litres of petrol. How far can it go on 11 litres (in km)?
26. 26.A car goes 152 km on 8 litres of petrol. How far can it go on 31 litres (in km)?
27. 27.A hostel has enough food for 3 students for 10 days. How many days will the same food last for 6 students?
28. 28.If 7 kites cost ₹238, how much do 19 kites cost (in ₹)?
29. 29.If 2 kg of rice costs ₹136, how many kg can you buy for ₹680?
30. 30.If 3 erasers cost ₹21, how much do 4 erasers cost (in ₹)?
31. 31.A car goes 144 km on 12 litres of petrol. How far can it go on 6 litres (in km)?
32. 32.If 3 notebooks cost ₹42, how much do 4 notebooks cost (in ₹)?
33. 33.A car goes 75 km on 3 litres of petrol. How far can it go on 19 litres (in km)?
34. 34.If 3 cricket balls cost ₹30, how much do 6 cricket balls cost (in ₹)?
35. 35.A hostel has enough food for 3 students for 30 days. How many days will the same food last for 15 students?
36. 36.If 2 kg of rice costs ₹128, how many kg can you buy for ₹704?
37. 37.A car goes 200 km on 8 litres of petrol. How far can it go on 17 litres (in km)?
38. 38.If 10 erasers cost ₹80, how much do 16 erasers cost (in ₹)?
39. 39.If 3 kg of rice costs ₹186, how many kg can you buy for ₹434?
40. 40.12 painters can paint a school in 30 days. How many days would 20 painters take, working at the same speed?

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