Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 543 · 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. 1.5 painters can paint a school in 7 days. How many days would 7 painters take, working at the same speed?
2. 2.If 5 kg of rice costs ₹340, how many kg can you buy for ₹272?
3. 3.5 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
4. 4.A hostel has enough food for 2 students for 8 days. How many days will the same food last for 8 students?
5. 5.If 10 pens cost ₹520, how much do 4 pens cost (in ₹)?
6. 6.If 10 mangoes cost ₹300, how much do 18 mangoes cost (in ₹)?
7. 7.If 7 notebooks cost ₹126, how much do 19 notebooks cost (in ₹)?
8. 8.A car goes 36 km on 3 litres of petrol. How far can it go on 26 litres (in km)?
9. 9.If 7 pens cost ₹70, how much do 5 pens cost (in ₹)?
10. 10.A car goes 112 km on 8 litres of petrol. How far can it go on 39 litres (in km)?
11. 11.If 7 kg of rice costs ₹273, how many kg can you buy for ₹195?
12. 12.3 painters can paint a school in 18 days. How many days would 9 painters take, working at the same speed?
13. 13.If 2 kg of rice costs ₹120, how many kg can you buy for ₹420?
14. 14.A car goes 95 km on 5 litres of petrol. How far can it go on 37 litres (in km)?
15. 15.5 painters can paint a school in 24 days. How many days would 2 painters take, working at the same speed?
16. 16.If 8 kg of rice costs ₹672, how many kg can you buy for ₹588?
17. 17.A car goes 132 km on 12 litres of petrol. How far can it go on 19 litres (in km)?
18. 18.If 10 mangoes cost ₹220, how much do 14 mangoes cost (in ₹)?
19. 19.If 5 kg of rice costs ₹220, how many kg can you buy for ₹396?
20. 20.3 painters can paint a school in 6 days. How many days would 6 painters take, working at the same speed?
21. 21.A car goes 140 km on 7 litres of petrol. How far can it go on 17 litres (in km)?
22. 22.If 7 notebooks cost ₹98, how much do 16 notebooks cost (in ₹)?
23. 23.If 10 notebooks cost ₹350, how much do 14 notebooks cost (in ₹)?
24. 24.6 painters can paint a school in 24 days. How many days would 8 painters take, working at the same speed?
25. 25.A car goes 220 km on 10 litres of petrol. How far can it go on 35 litres (in km)?
26. 26.If 2 cricket balls cost ₹118, how much do 4 cricket balls cost (in ₹)?
27. 27.If 9 kg of rice costs ₹675, how many kg can you buy for ₹1125?
28. 28.If 6 pencil boxes cost ₹78, how much do 17 pencil boxes cost (in ₹)?
29. 29.If 5 kg of rice costs ₹430, how many kg can you buy for ₹688?
30. 30.9 painters can paint a school in 4 days. How many days would 18 painters take, working at the same speed?
31. 31.A car goes 48 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
32. 32.If 7 kg of rice costs ₹595, how many kg can you buy for ₹510?
33. 33.4 painters can paint a school in 14 days. How many days would 8 painters take, working at the same speed?
34. 34.A hostel has enough food for 12 students for 14 days. How many days will the same food last for 3 students?
35. 35.If 8 notebooks cost ₹400, how much do 15 notebooks cost (in ₹)?
36. 36.If 5 kg of rice costs ₹130, how many kg can you buy for ₹312?
37. 37.A car goes 60 km on 3 litres of petrol. How far can it go on 21 litres (in km)?
38. 38.4 painters can paint a school in 20 days. How many days would 8 painters take, working at the same speed?
39. 39.A car goes 231 km on 11 litres of petrol. How far can it go on 13 litres (in km)?
40. 40.A car goes 176 km on 8 litres of petrol. How far can it go on 10 litres (in km)?

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