Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 67 · 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 7 notebooks cost ₹266, how much do 6 notebooks cost (in ₹)?
2. 2.2 painters can paint a school in 21 days. How many days would 3 painters take, working at the same speed?
3. 3.If 2 kg of rice costs ₹52, how many kg can you buy for ₹182?
4. 4.A car goes 42 km on 3 litres of petrol. How far can it go on 29 litres (in km)?
5. 5.If 3 kg of rice costs ₹126, how many kg can you buy for ₹378?
6. 6.If 9 kg of rice costs ₹801, how many kg can you buy for ₹890?
7. 7.If 10 pencil boxes cost ₹440, how much do 18 pencil boxes cost (in ₹)?
8. 8.If 4 kites cost ₹108, how much do 3 kites cost (in ₹)?
9. 9.A car goes 168 km on 8 litres of petrol. How far can it go on 13 litres (in km)?
10. 10.If 5 notebooks cost ₹105, how much do 20 notebooks cost (in ₹)?
11. 11.If 6 bottles of juice cost ₹102, how much do 2 bottles of juice cost (in ₹)?
12. 12.If 2 kg of rice costs ₹136, how many kg can you buy for ₹952?
13. 13.If 4 pencil boxes cost ₹32, how much do 19 pencil boxes cost (in ₹)?
14. 14.A hostel has enough food for 10 students for 22 days. How many days will the same food last for 22 students?
15. 15.If 4 pencil boxes cost ₹168, how much do 14 pencil boxes cost (in ₹)?
16. 16.If 8 mangoes cost ₹392, how much do 13 mangoes cost (in ₹)?
17. 17.A car goes 110 km on 11 litres of petrol. How far can it go on 3 litres (in km)?
18. 18.3 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
19. 19.A hostel has enough food for 5 students for 30 days. How many days will the same food last for 3 students?
20. 20.If 6 notebooks cost ₹30, how much do 9 notebooks cost (in ₹)?
21. 21.If 5 kg of rice costs ₹200, how many kg can you buy for ₹560?
22. 22.If 9 pens cost ₹162, how much do 16 pens cost (in ₹)?
23. 23.A hostel has enough food for 10 students for 5 days. How many days will the same food last for 5 students?
24. 24.If 2 cricket balls cost ₹66, how much do 20 cricket balls cost (in ₹)?
25. 25.A hostel has enough food for 2 students for 27 days. How many days will the same food last for 3 students?
26. 26.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 15 students?
27. 27.If 9 pens cost ₹279, how much do 18 pens cost (in ₹)?
28. 28.4 painters can paint a school in 20 days. How many days would 8 painters take, working at the same speed?
29. 29.If 4 kites cost ₹192, how much do 8 kites cost (in ₹)?
30. 30.A car goes 72 km on 8 litres of petrol. How far can it go on 24 litres (in km)?
31. 31.A car goes 92 km on 4 litres of petrol. How far can it go on 18 litres (in km)?
32. 32.A car goes 110 km on 10 litres of petrol. How far can it go on 18 litres (in km)?
33. 33.If 2 kg of rice costs ₹102, how many kg can you buy for ₹612?
34. 34.A hostel has enough food for 8 students for 6 days. How many days will the same food last for 16 students?
35. 35.If 7 cricket balls cost ₹420, how much do 11 cricket balls cost (in ₹)?
36. 36.A car goes 33 km on 3 litres of petrol. How far can it go on 22 litres (in km)?
37. 37.If 4 kg of rice costs ₹360, how many kg can you buy for ₹630?
38. 38.A car goes 240 km on 12 litres of petrol. How far can it go on 28 litres (in km)?
39. 39.A hostel has enough food for 8 students for 23 days. How many days will the same food last for 4 students?
40. 40.A hostel has enough food for 8 students for 10 days. How many days will the same food last for 20 students?

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