Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 480 · 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 90 km on 6 litres of petrol. How far can it go on 35 litres (in km)?
2. 2.If 3 pencil boxes cost ₹9, how much do 9 pencil boxes cost (in ₹)?
3. 3.A car goes 60 km on 5 litres of petrol. How far can it go on 4 litres (in km)?
4. 4.A hostel has enough food for 7 students for 25 days. How many days will the same food last for 5 students?
5. 5.A car goes 128 km on 8 litres of petrol. How far can it go on 11 litres (in km)?
6. 6.10 painters can paint a school in 7 days. How many days would 2 painters take, working at the same speed?
7. 7.A hostel has enough food for 3 students for 5 days. How many days will the same food last for 5 students?
8. 8.A car goes 36 km on 2 litres of petrol. How far can it go on 5 litres (in km)?
9. 9.If 2 notebooks cost ₹62, how much do 13 notebooks cost (in ₹)?
10. 10.If 6 erasers cost ₹258, how much do 13 erasers cost (in ₹)?
11. 11.If 8 cricket balls cost ₹384, how much do 15 cricket balls cost (in ₹)?
12. 12.A hostel has enough food for 10 students for 30 days. How many days will the same food last for 15 students?
13. 13.11 painters can paint a school in 6 days. How many days would 6 painters take, working at the same speed?
14. 14.12 painters can paint a school in 19 days. How many days would 4 painters take, working at the same speed?
15. 15.If 7 kg of rice costs ₹511, how many kg can you buy for ₹1022?
16. 16.If 6 erasers cost ₹336, how much do 14 erasers cost (in ₹)?
17. 17.If 2 kg of rice costs ₹52, how many kg can you buy for ₹104?
18. 18.A hostel has enough food for 4 students for 18 days. How many days will the same food last for 8 students?
19. 19.2 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
20. 20.A hostel has enough food for 8 students for 8 days. How many days will the same food last for 4 students?
21. 21.A car goes 90 km on 10 litres of petrol. How far can it go on 8 litres (in km)?
22. 22.If 7 mangoes cost ₹140, how much do 20 mangoes cost (in ₹)?
23. 23.3 painters can paint a school in 30 days. How many days would 2 painters take, working at the same speed?
24. 24.A hostel has enough food for 5 students for 19 days. How many days will the same food last for 19 students?
25. 25.A car goes 132 km on 11 litres of petrol. How far can it go on 28 litres (in km)?
26. 26.A hostel has enough food for 3 students for 9 days. How many days will the same food last for 9 students?
27. 27.If 8 pencil boxes cost ₹64, how much do 6 pencil boxes cost (in ₹)?
28. 28.If 10 notebooks cost ₹90, how much do 5 notebooks cost (in ₹)?
29. 29.10 painters can paint a school in 14 days. How many days would 14 painters take, working at the same speed?
30. 30.A car goes 240 km on 10 litres of petrol. How far can it go on 14 litres (in km)?
31. 31.8 painters can paint a school in 21 days. How many days would 3 painters take, working at the same speed?
32. 32.11 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
33. 33.If 4 kg of rice costs ₹80, how many kg can you buy for ₹100?
34. 34.If 9 kg of rice costs ₹702, how many kg can you buy for ₹390?
35. 35.If 8 kg of rice costs ₹328, how many kg can you buy for ₹82?
36. 36.If 4 kg of rice costs ₹236, how many kg can you buy for ₹531?
37. 37.A car goes 34 km on 2 litres of petrol. How far can it go on 39 litres (in km)?
38. 38.2 painters can paint a school in 9 days. How many days would 9 painters take, working at the same speed?
39. 39.A car goes 88 km on 4 litres of petrol. How far can it go on 38 litres (in km)?
40. 40.A car goes 180 km on 9 litres of petrol. How far can it go on 3 litres (in km)?

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