Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 190 · 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. 1.10 painters can paint a school in 17 days. How many days would 5 painters take, working at the same speed?
2. 2.A car goes 250 km on 10 litres of petrol. How far can it go on 27 litres (in km)?
3. 3.If 7 kg of rice costs ₹406, how many kg can you buy for ₹464?
4. 4.A car goes 140 km on 10 litres of petrol. How far can it go on 24 litres (in km)?
5. 5.If 6 notebooks cost ₹150, how much do 19 notebooks cost (in ₹)?
6. 6.2 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
7. 7.6 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
8. 8.A hostel has enough food for 10 students for 18 days. How many days will the same food last for 20 students?
9. 9.If 4 kg of rice costs ₹184, how many kg can you buy for ₹552?
10. 10.A car goes 48 km on 3 litres of petrol. How far can it go on 11 litres (in km)?
11. 11.A car goes 64 km on 4 litres of petrol. How far can it go on 7 litres (in km)?
12. 12.If 5 mangoes cost ₹55, how much do 18 mangoes cost (in ₹)?
13. 13.A car goes 108 km on 9 litres of petrol. How far can it go on 35 litres (in km)?
14. 14.4 painters can paint a school in 19 days. How many days would 2 painters take, working at the same speed?
15. 15.If 9 pens cost ₹333, how much do 3 pens cost (in ₹)?
16. 16.If 6 kg of rice costs ₹162, how many kg can you buy for ₹297?
17. 17.A hostel has enough food for 11 students for 6 days. How many days will the same food last for 2 students?
18. 18.If 5 pens cost ₹300, how much do 7 pens cost (in ₹)?
19. 19.A car goes 27 km on 3 litres of petrol. How far can it go on 10 litres (in km)?
20. 20.If 9 kg of rice costs ₹648, how many kg can you buy for ₹792?
21. 21.A hostel has enough food for 7 students for 11 days. How many days will the same food last for 11 students?
22. 22.If 3 pens cost ₹135, how much do 7 pens cost (in ₹)?
23. 23.A car goes 99 km on 9 litres of petrol. How far can it go on 12 litres (in km)?
24. 24.9 painters can paint a school in 6 days. How many days would 3 painters take, working at the same speed?
25. 25.If 10 mangoes cost ₹110, how much do 7 mangoes cost (in ₹)?
26. 26.A car goes 209 km on 11 litres of petrol. How far can it go on 26 litres (in km)?
27. 27.A car goes 80 km on 5 litres of petrol. How far can it go on 33 litres (in km)?
28. 28.If 11 pens cost ₹220, how much do 5 pens cost (in ₹)?
29. 29.A car goes 190 km on 10 litres of petrol. How far can it go on 39 litres (in km)?
30. 30.A hostel has enough food for 3 students for 7 days. How many days will the same food last for 7 students?
31. 31.8 painters can paint a school in 15 days. How many days would 6 painters take, working at the same speed?
32. 32.A car goes 42 km on 2 litres of petrol. How far can it go on 39 litres (in km)?
33. 33.If 9 kg of rice costs ₹243, how many kg can you buy for ₹54?
34. 34.If 7 pencil boxes cost ₹413, how much do 8 pencil boxes cost (in ₹)?
35. 35.A car goes 100 km on 10 litres of petrol. How far can it go on 17 litres (in km)?
36. 36.If 3 kg of rice costs ₹198, how many kg can you buy for ₹462?
37. 37.If 7 mangoes cost ₹350, how much do 9 mangoes cost (in ₹)?
38. 38.If 4 erasers cost ₹24, how much do 7 erasers cost (in ₹)?
39. 39.If 3 bottles of juice cost ₹30, how much do 18 bottles of juice cost (in ₹)?
40. 40.If 4 kg of rice costs ₹80, how many kg can you buy for ₹140?

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude