Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 98 · 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. 1.4 painters can paint a school in 5 days. How many days would 2 painters take, working at the same speed?
2. 2.If 7 kg of rice costs ₹588, how many kg can you buy for ₹1008?
3. 3.12 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
4. 4.If 9 pens cost ₹387, how much do 10 pens cost (in ₹)?
5. 5.If 2 kg of rice costs ₹132, how many kg can you buy for ₹858?
6. 6.A hostel has enough food for 11 students for 19 days. How many days will the same food last for 19 students?
7. 7.If 6 kg of rice costs ₹282, how many kg can you buy for ₹235?
8. 8.If 12 pencil boxes cost ₹600, how much do 8 pencil boxes cost (in ₹)?
9. 9.If 4 kg of rice costs ₹256, how many kg can you buy for ₹384?
10. 10.A car goes 160 km on 8 litres of petrol. How far can it go on 38 litres (in km)?
11. 11.A car goes 120 km on 6 litres of petrol. How far can it go on 33 litres (in km)?
12. 12.If 6 notebooks cost ₹228, how much do 19 notebooks cost (in ₹)?
13. 13.8 painters can paint a school in 5 days. How many days would 4 painters take, working at the same speed?
14. 14.If 8 kg of rice costs ₹544, how many kg can you buy for ₹816?
15. 15.2 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
16. 16.If 8 pens cost ₹144, how much do 19 pens cost (in ₹)?
17. 17.If 3 kg of rice costs ₹102, how many kg can you buy for ₹204?
18. 18.A car goes 168 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
19. 19.If 9 kg of rice costs ₹738, how many kg can you buy for ₹984?
20. 20.If 4 kg of rice costs ₹356, how many kg can you buy for ₹267?
21. 21.A hostel has enough food for 4 students for 8 days. How many days will the same food last for 8 students?
22. 22.If 6 erasers cost ₹264, how much do 8 erasers cost (in ₹)?
23. 23.If 2 kites cost ₹58, how much do 13 kites cost (in ₹)?
24. 24.If 2 mangoes cost ₹68, how much do 4 mangoes cost (in ₹)?
25. 25.If 3 kg of rice costs ₹240, how many kg can you buy for ₹880?
26. 26.If 5 pencil boxes cost ₹295, how much do 7 pencil boxes cost (in ₹)?
27. 27.5 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
28. 28.A car goes 90 km on 9 litres of petrol. How far can it go on 36 litres (in km)?
29. 29.A car goes 114 km on 6 litres of petrol. How far can it go on 26 litres (in km)?
30. 30.If 12 notebooks cost ₹300, how much do 8 notebooks cost (in ₹)?
31. 31.If 3 kites cost ₹117, how much do 15 kites cost (in ₹)?
32. 32.12 painters can paint a school in 13 days. How many days would 6 painters take, working at the same speed?
33. 33.If 8 kg of rice costs ₹208, how many kg can you buy for ₹156?
34. 34.If 9 kg of rice costs ₹549, how many kg can you buy for ₹427?
35. 35.A car goes 176 km on 11 litres of petrol. How far can it go on 4 litres (in km)?
36. 36.A car goes 68 km on 4 litres of petrol. How far can it go on 35 litres (in km)?
37. 37.A hostel has enough food for 4 students for 28 days. How many days will the same food last for 7 students?
38. 38.If 4 kg of rice costs ₹168, how many kg can you buy for ₹546?
39. 39.If 6 kites cost ₹312, how much do 3 kites cost (in ₹)?
40. 40.If 8 kg of rice costs ₹384, how many kg can you buy for ₹576?

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