Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 65 · 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. 1.12 painters can paint a school in 16 days. How many days would 16 painters take, working at the same speed?
2. 2.If 8 pens cost ₹304, how much do 15 pens cost (in ₹)?
3. 3.If 3 pencil boxes cost ₹24, how much do 13 pencil boxes cost (in ₹)?
4. 4.A car goes 34 km on 2 litres of petrol. How far can it go on 4 litres (in km)?
5. 5.A car goes 120 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
6. 6.A hostel has enough food for 11 students for 28 days. How many days will the same food last for 14 students?
7. 7.If 7 mangoes cost ₹42, how much do 16 mangoes cost (in ₹)?
8. 8.If 7 notebooks cost ₹357, how much do 6 notebooks cost (in ₹)?
9. 9.A hostel has enough food for 2 students for 27 days. How many days will the same food last for 9 students?
10. 10.A hostel has enough food for 3 students for 18 days. How many days will the same food last for 9 students?
11. 11.If 2 kg of rice costs ₹102, how many kg can you buy for ₹204?
12. 12.If 5 pens cost ₹270, how much do 4 pens cost (in ₹)?
13. 13.If 8 kg of rice costs ₹240, how many kg can you buy for ₹390?
14. 14.If 7 kg of rice costs ₹588, how many kg can you buy for ₹168?
15. 15.8 painters can paint a school in 30 days. How many days would 4 painters take, working at the same speed?
16. 16.If 2 bottles of juice cost ₹60, how much do 4 bottles of juice cost (in ₹)?
17. 17.If 11 pens cost ₹110, how much do 17 pens cost (in ₹)?
18. 18.A hostel has enough food for 2 students for 26 days. How many days will the same food last for 4 students?
19. 19.A car goes 60 km on 4 litres of petrol. How far can it go on 5 litres (in km)?
20. 20.If 7 kg of rice costs ₹266, how many kg can you buy for ₹76?
21. 21.A car goes 220 km on 11 litres of petrol. How far can it go on 36 litres (in km)?
22. 22.If 10 pens cost ₹470, how much do 4 pens cost (in ₹)?
23. 23.If 9 notebooks cost ₹423, how much do 3 notebooks cost (in ₹)?
24. 24.A car goes 26 km on 2 litres of petrol. How far can it go on 4 litres (in km)?
25. 25.If 8 pens cost ₹448, how much do 2 pens cost (in ₹)?
26. 26.A car goes 92 km on 4 litres of petrol. How far can it go on 28 litres (in km)?
27. 27.A car goes 99 km on 9 litres of petrol. How far can it go on 27 litres (in km)?
28. 28.A hostel has enough food for 11 students for 18 days. How many days will the same food last for 9 students?
29. 29.A car goes 200 km on 10 litres of petrol. How far can it go on 25 litres (in km)?
30. 30.If 7 cricket balls cost ₹217, how much do 3 cricket balls cost (in ₹)?
31. 31.A hostel has enough food for 8 students for 28 days. How many days will the same food last for 7 students?
32. 32.A car goes 42 km on 2 litres of petrol. How far can it go on 37 litres (in km)?
33. 33.If 11 bottles of juice cost ₹110, how much do 3 bottles of juice cost (in ₹)?
34. 34.If 12 pens cost ₹108, how much do 5 pens cost (in ₹)?
35. 35.10 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?
36. 36.A car goes 44 km on 4 litres of petrol. How far can it go on 7 litres (in km)?
37. 37.A car goes 77 km on 7 litres of petrol. How far can it go on 8 litres (in km)?
38. 38.If 6 pencil boxes cost ₹162, how much do 19 pencil boxes cost (in ₹)?
39. 39.11 painters can paint a school in 13 days. How many days would 13 painters take, working at the same speed?
40. 40.A car goes 32 km on 2 litres of petrol. How far can it go on 28 litres (in km)?

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