Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 257 · 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 10 pens cost ₹160, how much do 11 pens cost (in ₹)?
2. 2.If 10 mangoes cost ₹170, how much do 9 mangoes cost (in ₹)?
3. 3.9 painters can paint a school in 24 days. How many days would 4 painters take, working at the same speed?
4. 4.If 12 mangoes cost ₹60, how much do 2 mangoes cost (in ₹)?
5. 5.If 9 notebooks cost ₹45, how much do 7 notebooks cost (in ₹)?
6. 6.12 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
7. 7.If 4 kg of rice costs ₹104, how many kg can you buy for ₹234?
8. 8.5 painters can paint a school in 26 days. How many days would 10 painters take, working at the same speed?
9. 9.A car goes 68 km on 4 litres of petrol. How far can it go on 38 litres (in km)?
10. 10.A car goes 144 km on 6 litres of petrol. How far can it go on 14 litres (in km)?
11. 11.If 5 kg of rice costs ₹445, how many kg can you buy for ₹1068?
12. 12.If 12 pencil boxes cost ₹720, how much do 8 pencil boxes cost (in ₹)?
13. 13.If 2 kg of rice costs ₹176, how many kg can you buy for ₹264?
14. 14.If 6 bottles of juice cost ₹276, how much do 2 bottles of juice cost (in ₹)?
15. 15.If 3 kg of rice costs ₹102, how many kg can you buy for ₹136?
16. 16.If 4 pencil boxes cost ₹168, how much do 5 pencil boxes cost (in ₹)?
17. 17.If 6 kg of rice costs ₹216, how many kg can you buy for ₹468?
18. 18.12 painters can paint a school in 10 days. How many days would 3 painters take, working at the same speed?
19. 19.A car goes 216 km on 9 litres of petrol. How far can it go on 34 litres (in km)?
20. 20.A car goes 168 km on 8 litres of petrol. How far can it go on 20 litres (in km)?
21. 21.A hostel has enough food for 3 students for 8 days. How many days will the same food last for 2 students?
22. 22.If 11 notebooks cost ₹132, how much do 2 notebooks cost (in ₹)?
23. 23.If 6 pencil boxes cost ₹114, how much do 20 pencil boxes cost (in ₹)?
24. 24.If 7 kg of rice costs ₹518, how many kg can you buy for ₹370?
25. 25.A car goes 54 km on 6 litres of petrol. How far can it go on 10 litres (in km)?
26. 26.If 6 kg of rice costs ₹510, how many kg can you buy for ₹1275?
27. 27.4 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
28. 28.A hostel has enough food for 9 students for 4 days. How many days will the same food last for 3 students?
29. 29.If 3 kg of rice costs ₹75, how many kg can you buy for ₹250?
30. 30.12 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
31. 31.7 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
32. 32.11 painters can paint a school in 27 days. How many days would 9 painters take, working at the same speed?
33. 33.If 3 mangoes cost ₹168, how much do 12 mangoes cost (in ₹)?
34. 34.If 4 kg of rice costs ₹100, how many kg can you buy for ₹175?
35. 35.9 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
36. 36.A hostel has enough food for 12 students for 28 days. How many days will the same food last for 14 students?
37. 37.If 4 bottles of juice cost ₹156, how much do 7 bottles of juice cost (in ₹)?
38. 38.If 4 kg of rice costs ₹248, how many kg can you buy for ₹744?
39. 39.If 10 pens cost ₹170, how much do 9 pens cost (in ₹)?
40. 40.A car goes 99 km on 11 litres of petrol. How far can it go on 10 litres (in km)?

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