Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 17 · 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.A hostel has enough food for 6 students for 13 days. How many days will the same food last for 3 students?
2. 2.If 4 cricket balls cost ₹108, how much do 15 cricket balls cost (in ₹)?
3. 3.If 4 pens cost ₹104, how much do 17 pens cost (in ₹)?
4. 4.A car goes 100 km on 4 litres of petrol. How far can it go on 2 litres (in km)?
5. 5.If 3 kites cost ₹87, how much do 6 kites cost (in ₹)?
6. 6.A car goes 85 km on 5 litres of petrol. How far can it go on 31 litres (in km)?
7. 7.A car goes 36 km on 4 litres of petrol. How far can it go on 19 litres (in km)?
8. 8.If 2 bottles of juice cost ₹28, how much do 16 bottles of juice cost (in ₹)?
9. 9.A hostel has enough food for 3 students for 25 days. How many days will the same food last for 15 students?
10. 10.If 7 pencil boxes cost ₹105, how much do 9 pencil boxes cost (in ₹)?
11. 11.A hostel has enough food for 8 students for 11 days. How many days will the same food last for 22 students?
12. 12.12 painters can paint a school in 25 days. How many days would 6 painters take, working at the same speed?
13. 13.If 4 kg of rice costs ₹168, how many kg can you buy for ₹210?
14. 14.If 5 kg of rice costs ₹190, how many kg can you buy for ₹152?
15. 15.If 11 pens cost ₹308, how much do 3 pens cost (in ₹)?
16. 16.9 painters can paint a school in 11 days. How many days would 3 painters take, working at the same speed?
17. 17.9 painters can paint a school in 24 days. How many days would 4 painters take, working at the same speed?
18. 18.If 2 mangoes cost ₹42, how much do 5 mangoes cost (in ₹)?
19. 19.A car goes 119 km on 7 litres of petrol. How far can it go on 32 litres (in km)?
20. 20.If 5 pencil boxes cost ₹120, how much do 2 pencil boxes cost (in ₹)?
21. 21.A car goes 168 km on 7 litres of petrol. How far can it go on 34 litres (in km)?
22. 22.2 painters can paint a school in 28 days. How many days would 8 painters take, working at the same speed?
23. 23.If 12 pencil boxes cost ₹648, how much do 4 pencil boxes cost (in ₹)?
24. 24.If 3 kg of rice costs ₹141, how many kg can you buy for ₹94?
25. 25.If 6 pens cost ₹192, how much do 13 pens cost (in ₹)?
26. 26.A car goes 80 km on 4 litres of petrol. How far can it go on 24 litres (in km)?
27. 27.If 9 pens cost ₹477, how much do 16 pens cost (in ₹)?
28. 28.If 12 kites cost ₹264, how much do 17 kites cost (in ₹)?
29. 29.If 7 kg of rice costs ₹336, how many kg can you buy for ₹528?
30. 30.A hostel has enough food for 2 students for 10 days. How many days will the same food last for 5 students?
31. 31.If 7 cricket balls cost ₹126, how much do 11 cricket balls cost (in ₹)?
32. 32.If 2 kg of rice costs ₹46, how many kg can you buy for ₹299?
33. 33.A hostel has enough food for 3 students for 25 days. How many days will the same food last for 5 students?
34. 34.A car goes 162 km on 9 litres of petrol. How far can it go on 28 litres (in km)?
35. 35.A hostel has enough food for 8 students for 29 days. How many days will the same food last for 4 students?
36. 36.A hostel has enough food for 9 students for 11 days. How many days will the same food last for 3 students?
37. 37.If 5 kg of rice costs ₹435, how many kg can you buy for ₹783?
38. 38.If 3 kg of rice costs ₹210, how many kg can you buy for ₹420?
39. 39.8 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
40. 40.If 4 kg of rice costs ₹352, how many kg can you buy for ₹528?

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