Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 382 · 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 150 km on 10 litres of petrol. How far can it go on 18 litres (in km)?
2. 2.If 2 kg of rice costs ₹96, how many kg can you buy for ₹240?
3. 3.8 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
4. 4.If 12 cricket balls cost ₹648, how much do 11 cricket balls cost (in ₹)?
5. 5.A car goes 104 km on 8 litres of petrol. How far can it go on 13 litres (in km)?
6. 6.7 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
7. 7.If 3 kg of rice costs ₹162, how many kg can you buy for ₹648?
8. 8.A hostel has enough food for 5 students for 10 days. How many days will the same food last for 10 students?
9. 9.If 5 bottles of juice cost ₹230, how much do 3 bottles of juice cost (in ₹)?
10. 10.8 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
11. 11.A car goes 252 km on 12 litres of petrol. How far can it go on 25 litres (in km)?
12. 12.If 9 erasers cost ₹198, how much do 3 erasers cost (in ₹)?
13. 13.If 5 kg of rice costs ₹285, how many kg can you buy for ₹627?
14. 14.If 5 kg of rice costs ₹395, how many kg can you buy for ₹948?
15. 15.If 7 pens cost ₹357, how much do 15 pens cost (in ₹)?
16. 16.If 4 notebooks cost ₹52, how much do 7 notebooks cost (in ₹)?
17. 17.If 9 notebooks cost ₹72, how much do 18 notebooks cost (in ₹)?
18. 18.A car goes 52 km on 4 litres of petrol. How far can it go on 14 litres (in km)?
19. 19.A hostel has enough food for 11 students for 9 days. How many days will the same food last for 9 students?
20. 20.9 painters can paint a school in 24 days. How many days would 8 painters take, working at the same speed?
21. 21.A car goes 88 km on 4 litres of petrol. How far can it go on 24 litres (in km)?
22. 22.A car goes 32 km on 2 litres of petrol. How far can it go on 14 litres (in km)?
23. 23.If 6 kg of rice costs ₹492, how many kg can you buy for ₹1148?
24. 24.If 3 kg of rice costs ₹249, how many kg can you buy for ₹996?
25. 25.A car goes 132 km on 12 litres of petrol. How far can it go on 14 litres (in km)?
26. 26.A car goes 104 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
27. 27.If 2 kg of rice costs ₹98, how many kg can you buy for ₹147?
28. 28.A car goes 114 km on 6 litres of petrol. How far can it go on 9 litres (in km)?
29. 29.A hostel has enough food for 6 students for 23 days. How many days will the same food last for 3 students?
30. 30.A hostel has enough food for 5 students for 27 days. How many days will the same food last for 3 students?
31. 31.If 2 pens cost ₹106, how much do 12 pens cost (in ₹)?
32. 32.If 9 kg of rice costs ₹180, how many kg can you buy for ₹160?
33. 33.A car goes 228 km on 12 litres of petrol. How far can it go on 9 litres (in km)?
34. 34.A car goes 100 km on 10 litres of petrol. How far can it go on 6 litres (in km)?
35. 35.If 6 kg of rice costs ₹222, how many kg can you buy for ₹148?
36. 36.4 painters can paint a school in 19 days. How many days would 2 painters take, working at the same speed?
37. 37.If 10 notebooks cost ₹320, how much do 16 notebooks cost (in ₹)?
38. 38.If 2 kg of rice costs ₹168, how many kg can you buy for ₹1176?
39. 39.If 12 erasers cost ₹600, how much do 4 erasers cost (in ₹)?
40. 40.If 8 pens cost ₹256, how much do 14 pens cost (in ₹)?

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