Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 255 · 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 32 km on 2 litres of petrol. How far can it go on 7 litres (in km)?
2. 2.A car goes 168 km on 7 litres of petrol. How far can it go on 9 litres (in km)?
3. 3.If 8 kg of rice costs ₹480, how many kg can you buy for ₹300?
4. 4.A hostel has enough food for 8 students for 16 days. How many days will the same food last for 4 students?
5. 5.If 11 cricket balls cost ₹99, how much do 14 cricket balls cost (in ₹)?
6. 6.A car goes 161 km on 7 litres of petrol. How far can it go on 2 litres (in km)?
7. 7.If 5 notebooks cost ₹235, how much do 2 notebooks cost (in ₹)?
8. 8.If 5 kg of rice costs ₹195, how many kg can you buy for ₹468?
9. 9.If 12 kites cost ₹216, how much do 2 kites cost (in ₹)?
10. 10.5 painters can paint a school in 28 days. How many days would 4 painters take, working at the same speed?
11. 11.If 10 notebooks cost ₹250, how much do 9 notebooks cost (in ₹)?
12. 12.12 painters can paint a school in 18 days. How many days would 18 painters take, working at the same speed?
13. 13.If 5 kg of rice costs ₹215, how many kg can you buy for ₹387?
14. 14.6 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
15. 15.4 painters can paint a school in 23 days. How many days would 2 painters take, working at the same speed?
16. 16.If 5 kg of rice costs ₹125, how many kg can you buy for ₹150?
17. 17.If 2 kg of rice costs ₹92, how many kg can you buy for ₹230?
18. 18.A car goes 50 km on 5 litres of petrol. How far can it go on 33 litres (in km)?
19. 19.A car goes 150 km on 6 litres of petrol. How far can it go on 12 litres (in km)?
20. 20.12 painters can paint a school in 28 days. How many days would 7 painters take, working at the same speed?
21. 21.If 3 bottles of juice cost ₹45, how much do 11 bottles of juice cost (in ₹)?
22. 22.If 9 kg of rice costs ₹729, how many kg can you buy for ₹1134?
23. 23.A car goes 180 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
24. 24.A hostel has enough food for 5 students for 21 days. How many days will the same food last for 7 students?
25. 25.If 4 kg of rice costs ₹200, how many kg can you buy for ₹250?
26. 26.If 10 pens cost ₹470, how much do 13 pens cost (in ₹)?
27. 27.A hostel has enough food for 11 students for 6 days. How many days will the same food last for 6 students?
28. 28.7 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
29. 29.If 7 kg of rice costs ₹560, how many kg can you buy for ₹1120?
30. 30.If 5 kites cost ₹40, how much do 11 kites cost (in ₹)?
31. 31.4 painters can paint a school in 22 days. How many days would 11 painters take, working at the same speed?
32. 32.If 6 kg of rice costs ₹486, how many kg can you buy for ₹729?
33. 33.8 painters can paint a school in 21 days. How many days would 6 painters take, working at the same speed?
34. 34.If 7 mangoes cost ₹70, how much do 5 mangoes cost (in ₹)?
35. 35.11 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
36. 36.A car goes 165 km on 11 litres of petrol. How far can it go on 35 litres (in km)?
37. 37.A car goes 24 km on 3 litres of petrol. How far can it go on 31 litres (in km)?
38. 38.If 3 pens cost ₹147, how much do 2 pens cost (in ₹)?
39. 39.If 2 kg of rice costs ₹84, how many kg can you buy for ₹546?
40. 40.10 painters can paint a school in 18 days. How many days would 4 painters take, working at the same speed?

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