Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 322 · 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 11 pens cost ₹374, how much do 18 pens cost (in ₹)?
2. 2.If 9 kg of rice costs ₹405, how many kg can you buy for ₹450?
3. 3.If 9 notebooks cost ₹369, how much do 2 notebooks cost (in ₹)?
4. 4.A car goes 84 km on 4 litres of petrol. How far can it go on 5 litres (in km)?
5. 5.A car goes 198 km on 9 litres of petrol. How far can it go on 31 litres (in km)?
6. 6.If 3 kg of rice costs ₹93, how many kg can you buy for ₹217?
7. 7.If 9 mangoes cost ₹513, how much do 20 mangoes cost (in ₹)?
8. 8.10 painters can paint a school in 23 days. How many days would 5 painters take, working at the same speed?
9. 9.If 8 kg of rice costs ₹640, how many kg can you buy for ₹1040?
10. 10.If 5 kg of rice costs ₹200, how many kg can you buy for ₹560?
11. 11.A car goes 44 km on 4 litres of petrol. How far can it go on 33 litres (in km)?
12. 12.A hostel has enough food for 7 students for 17 days. How many days will the same food last for 17 students?
13. 13.A car goes 126 km on 7 litres of petrol. How far can it go on 27 litres (in km)?
14. 14.A car goes 18 km on 2 litres of petrol. How far can it go on 25 litres (in km)?
15. 15.If 5 pens cost ₹15, how much do 17 pens cost (in ₹)?
16. 16.If 7 kg of rice costs ₹378, how many kg can you buy for ₹702?
17. 17.A car goes 198 km on 11 litres of petrol. How far can it go on 24 litres (in km)?
18. 18.If 8 kg of rice costs ₹616, how many kg can you buy for ₹1001?
19. 19.A hostel has enough food for 2 students for 5 days. How many days will the same food last for 5 students?
20. 20.A hostel has enough food for 4 students for 5 days. How many days will the same food last for 10 students?
21. 21.A car goes 105 km on 7 litres of petrol. How far can it go on 24 litres (in km)?
22. 22.A car goes 64 km on 8 litres of petrol. How far can it go on 37 litres (in km)?
23. 23.9 painters can paint a school in 21 days. How many days would 7 painters take, working at the same speed?
24. 24.A hostel has enough food for 2 students for 7 days. How many days will the same food last for 7 students?
25. 25.A hostel has enough food for 12 students for 8 days. How many days will the same food last for 3 students?
26. 26.A car goes 70 km on 5 litres of petrol. How far can it go on 6 litres (in km)?
27. 27.If 6 kg of rice costs ₹498, how many kg can you buy for ₹913?
28. 28.A car goes 38 km on 2 litres of petrol. How far can it go on 35 litres (in km)?
29. 29.A car goes 220 km on 10 litres of petrol. How far can it go on 13 litres (in km)?
30. 30.If 2 kg of rice costs ₹42, how many kg can you buy for ₹294?
31. 31.If 5 pencil boxes cost ₹280, how much do 10 pencil boxes cost (in ₹)?
32. 32.If 7 notebooks cost ₹133, how much do 3 notebooks cost (in ₹)?
33. 33.A car goes 104 km on 8 litres of petrol. How far can it go on 4 litres (in km)?
34. 34.9 painters can paint a school in 25 days. How many days would 15 painters take, working at the same speed?
35. 35.If 4 kg of rice costs ₹168, how many kg can you buy for ₹546?
36. 36.12 painters can paint a school in 7 days. How many days would 21 painters take, working at the same speed?
37. 37.A car goes 36 km on 3 litres of petrol. How far can it go on 10 litres (in km)?
38. 38.If 10 mangoes cost ₹310, how much do 5 mangoes cost (in ₹)?
39. 39.2 painters can paint a school in 18 days. How many days would 12 painters take, working at the same speed?
40. 40.A car goes 95 km on 5 litres of petrol. How far can it go on 37 litres (in km)?

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