Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 107 · 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 98 km on 7 litres of petrol. How far can it go on 23 litres (in km)?
2. 2.A car goes 264 km on 11 litres of petrol. How far can it go on 35 litres (in km)?
3. 3.A hostel has enough food for 2 students for 9 days. How many days will the same food last for 3 students?
4. 4.A car goes 150 km on 6 litres of petrol. How far can it go on 39 litres (in km)?
5. 5.A car goes 42 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
6. 6.A car goes 90 km on 6 litres of petrol. How far can it go on 25 litres (in km)?
7. 7.If 4 pencil boxes cost ₹192, how much do 16 pencil boxes cost (in ₹)?
8. 8.If 2 mangoes cost ₹48, how much do 6 mangoes cost (in ₹)?
9. 9.A hostel has enough food for 5 students for 12 days. How many days will the same food last for 6 students?
10. 10.If 5 kites cost ₹55, how much do 20 kites cost (in ₹)?
11. 11.If 4 kg of rice costs ₹260, how many kg can you buy for ₹715?
12. 12.12 painters can paint a school in 4 days. How many days would 6 painters take, working at the same speed?
13. 13.A car goes 170 km on 10 litres of petrol. How far can it go on 32 litres (in km)?
14. 14.If 7 erasers cost ₹161, how much do 13 erasers cost (in ₹)?
15. 15.If 8 kg of rice costs ₹632, how many kg can you buy for ₹553?
16. 16.A car goes 34 km on 2 litres of petrol. How far can it go on 19 litres (in km)?
17. 17.If 4 kg of rice costs ₹324, how many kg can you buy for ₹972?
18. 18.10 painters can paint a school in 25 days. How many days would 5 painters take, working at the same speed?
19. 19.If 4 pens cost ₹104, how much do 11 pens cost (in ₹)?
20. 20.A car goes 220 km on 10 litres of petrol. How far can it go on 9 litres (in km)?
21. 21.A car goes 133 km on 7 litres of petrol. How far can it go on 2 litres (in km)?
22. 22.If 2 mangoes cost ₹86, how much do 10 mangoes cost (in ₹)?
23. 23.If 3 erasers cost ₹87, how much do 19 erasers cost (in ₹)?
24. 24.A car goes 88 km on 8 litres of petrol. How far can it go on 38 litres (in km)?
25. 25.A car goes 150 km on 6 litres of petrol. How far can it go on 23 litres (in km)?
26. 26.9 painters can paint a school in 10 days. How many days would 18 painters take, working at the same speed?
27. 27.A car goes 66 km on 6 litres of petrol. How far can it go on 17 litres (in km)?
28. 28.A car goes 187 km on 11 litres of petrol. How far can it go on 30 litres (in km)?
29. 29.A car goes 108 km on 9 litres of petrol. How far can it go on 32 litres (in km)?
30. 30.A hostel has enough food for 3 students for 24 days. How many days will the same food last for 18 students?
31. 31.If 5 kg of rice costs ₹325, how many kg can you buy for ₹650?
32. 32.If 9 kg of rice costs ₹693, how many kg can you buy for ₹616?
33. 33.If 4 notebooks cost ₹44, how much do 12 notebooks cost (in ₹)?
34. 34.12 painters can paint a school in 15 days. How many days would 4 painters take, working at the same speed?
35. 35.12 painters can paint a school in 26 days. How many days would 8 painters take, working at the same speed?
36. 36.If 3 kg of rice costs ₹186, how many kg can you buy for ₹558?
37. 37.A car goes 36 km on 2 litres of petrol. How far can it go on 26 litres (in km)?
38. 38.If 11 notebooks cost ₹187, how much do 4 notebooks cost (in ₹)?
39. 39.A car goes 75 km on 5 litres of petrol. How far can it go on 19 litres (in km)?
40. 40.If 8 pens cost ₹464, how much do 2 pens cost (in ₹)?

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