Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 181 · 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 8 notebooks cost ₹400, how much do 3 notebooks cost (in ₹)?
2. 2.A hostel has enough food for 8 students for 20 days. How many days will the same food last for 16 students?
3. 3.If 6 pencil boxes cost ₹36, how much do 12 pencil boxes cost (in ₹)?
4. 4.10 painters can paint a school in 8 days. How many days would 5 painters take, working at the same speed?
5. 5.A car goes 192 km on 12 litres of petrol. How far can it go on 27 litres (in km)?
6. 6.2 painters can paint a school in 18 days. How many days would 4 painters take, working at the same speed?
7. 7.A car goes 98 km on 7 litres of petrol. How far can it go on 37 litres (in km)?
8. 8.A car goes 126 km on 9 litres of petrol. How far can it go on 17 litres (in km)?
9. 9.7 painters can paint a school in 27 days. How many days would 9 painters take, working at the same speed?
10. 10.A hostel has enough food for 10 students for 16 days. How many days will the same food last for 4 students?
11. 11.If 5 kg of rice costs ₹260, how many kg can you buy for ₹728?
12. 12.A car goes 144 km on 8 litres of petrol. How far can it go on 4 litres (in km)?
13. 13.A car goes 66 km on 6 litres of petrol. How far can it go on 27 litres (in km)?
14. 14.If 8 kites cost ₹440, how much do 15 kites cost (in ₹)?
15. 15.If 6 kg of rice costs ₹234, how many kg can you buy for ₹156?
16. 16.A car goes 40 km on 2 litres of petrol. How far can it go on 21 litres (in km)?
17. 17.3 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
18. 18.If 10 bottles of juice cost ₹490, how much do 9 bottles of juice cost (in ₹)?
19. 19.If 7 kg of rice costs ₹469, how many kg can you buy for ₹737?
20. 20.5 painters can paint a school in 27 days. How many days would 15 painters take, working at the same speed?
21. 21.If 9 kg of rice costs ₹540, how many kg can you buy for ₹900?
22. 22.2 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
23. 23.If 2 bottles of juice cost ₹114, how much do 5 bottles of juice cost (in ₹)?
24. 24.If 9 erasers cost ₹270, how much do 5 erasers cost (in ₹)?
25. 25.If 7 kg of rice costs ₹350, how many kg can you buy for ₹150?
26. 26.2 painters can paint a school in 27 days. How many days would 6 painters take, working at the same speed?
27. 27.A car goes 156 km on 12 litres of petrol. How far can it go on 11 litres (in km)?
28. 28.If 6 cricket balls cost ₹102, how much do 19 cricket balls cost (in ₹)?
29. 29.If 2 kg of rice costs ₹138, how many kg can you buy for ₹690?
30. 30.If 4 kites cost ₹124, how much do 16 kites cost (in ₹)?
31. 31.If 5 kg of rice costs ₹285, how many kg can you buy for ₹399?
32. 32.If 9 kites cost ₹342, how much do 8 kites cost (in ₹)?
33. 33.If 8 kg of rice costs ₹360, how many kg can you buy for ₹495?
34. 34.5 painters can paint a school in 10 days. How many days would 10 painters take, working at the same speed?
35. 35.If 7 cricket balls cost ₹168, how much do 4 cricket balls cost (in ₹)?
36. 36.If 2 kg of rice costs ₹74, how many kg can you buy for ₹111?
37. 37.A car goes 36 km on 4 litres of petrol. How far can it go on 3 litres (in km)?
38. 38.If 3 kg of rice costs ₹147, how many kg can you buy for ₹588?
39. 39.If 6 notebooks cost ₹240, how much do 8 notebooks cost (in ₹)?
40. 40.A hostel has enough food for 11 students for 18 days. How many days will the same food last for 18 students?

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