Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 569 · 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 car goes 34 km on 2 litres of petrol. How far can it go on 3 litres (in km)?
2. 2.If 12 pencil boxes cost ₹300, how much do 2 pencil boxes cost (in ₹)?
3. 3.If 3 kg of rice costs ₹210, how many kg can you buy for ₹420?
4. 4.3 painters can paint a school in 30 days. How many days would 15 painters take, working at the same speed?
5. 5.12 painters can paint a school in 29 days. How many days would 6 painters take, working at the same speed?
6. 6.If 9 kg of rice costs ₹360, how many kg can you buy for ₹320?
7. 7.6 painters can paint a school in 16 days. How many days would 16 painters take, working at the same speed?
8. 8.A hostel has enough food for 12 students for 21 days. How many days will the same food last for 7 students?
9. 9.If 6 mangoes cost ₹60, how much do 3 mangoes cost (in ₹)?
10. 10.If 6 kites cost ₹84, how much do 15 kites cost (in ₹)?
11. 11.If 2 pencil boxes cost ₹56, how much do 14 pencil boxes cost (in ₹)?
12. 12.12 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
13. 13.A car goes 133 km on 7 litres of petrol. How far can it go on 6 litres (in km)?
14. 14.A car goes 20 km on 2 litres of petrol. How far can it go on 6 litres (in km)?
15. 15.If 2 notebooks cost ₹14, how much do 5 notebooks cost (in ₹)?
16. 16.If 12 mangoes cost ₹456, how much do 20 mangoes cost (in ₹)?
17. 17.If 6 kg of rice costs ₹336, how many kg can you buy for ₹280?
18. 18.A car goes 80 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
19. 19.A hostel has enough food for 6 students for 11 days. How many days will the same food last for 2 students?
20. 20.If 8 bottles of juice cost ₹320, how much do 11 bottles of juice cost (in ₹)?
21. 21.If 3 kg of rice costs ₹159, how many kg can you buy for ₹742?
22. 22.If 9 kg of rice costs ₹495, how many kg can you buy for ₹110?
23. 23.If 3 bottles of juice cost ₹30, how much do 7 bottles of juice cost (in ₹)?
24. 24.If 6 kg of rice costs ₹354, how many kg can you buy for ₹472?
25. 25.If 4 kg of rice costs ₹108, how many kg can you buy for ₹378?
26. 26.A car goes 54 km on 3 litres of petrol. How far can it go on 38 litres (in km)?
27. 27.If 8 kg of rice costs ₹568, how many kg can you buy for ₹923?
28. 28.A car goes 80 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
29. 29.A car goes 108 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
30. 30.If 3 bottles of juice cost ₹93, how much do 10 bottles of juice cost (in ₹)?
31. 31.If 8 notebooks cost ₹336, how much do 10 notebooks cost (in ₹)?
32. 32.If 7 pens cost ₹112, how much do 8 pens cost (in ₹)?
33. 33.If 9 cricket balls cost ₹297, how much do 3 cricket balls cost (in ₹)?
34. 34.If 9 kg of rice costs ₹729, how many kg can you buy for ₹405?
35. 35.If 6 notebooks cost ₹186, how much do 4 notebooks cost (in ₹)?
36. 36.A hostel has enough food for 3 students for 16 days. How many days will the same food last for 24 students?
37. 37.If 4 kg of rice costs ₹156, how many kg can you buy for ₹390?
38. 38.A car goes 72 km on 9 litres of petrol. How far can it go on 11 litres (in km)?
39. 39.If 6 mangoes cost ₹168, how much do 3 mangoes cost (in ₹)?
40. 40.If 12 pens cost ₹144, how much do 19 pens cost (in ₹)?

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