Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 201 · 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 143 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
2. 2.8 painters can paint a school in 27 days. How many days would 6 painters take, working at the same speed?
3. 3.If 2 notebooks cost ₹20, how much do 3 notebooks cost (in ₹)?
4. 4.2 painters can paint a school in 14 days. How many days would 14 painters take, working at the same speed?
5. 5.A car goes 48 km on 4 litres of petrol. How far can it go on 17 litres (in km)?
6. 6.A hostel has enough food for 3 students for 5 days. How many days will the same food last for 5 students?
7. 7.If 3 pencil boxes cost ₹102, how much do 7 pencil boxes cost (in ₹)?
8. 8.A car goes 200 km on 8 litres of petrol. How far can it go on 34 litres (in km)?
9. 9.If 6 kg of rice costs ₹186, how many kg can you buy for ₹434?
10. 10.A hostel has enough food for 4 students for 19 days. How many days will the same food last for 2 students?
11. 11.A car goes 99 km on 9 litres of petrol. How far can it go on 34 litres (in km)?
12. 12.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
13. 13.8 painters can paint a school in 25 days. How many days would 4 painters take, working at the same speed?
14. 14.A hostel has enough food for 4 students for 29 days. How many days will the same food last for 2 students?
15. 15.A hostel has enough food for 7 students for 5 days. How many days will the same food last for 5 students?
16. 16.If 2 pencil boxes cost ₹30, how much do 12 pencil boxes cost (in ₹)?
17. 17.If 5 kg of rice costs ₹440, how many kg can you buy for ₹968?
18. 18.If 5 mangoes cost ₹165, how much do 15 mangoes cost (in ₹)?
19. 19.If 8 pens cost ₹320, how much do 18 pens cost (in ₹)?
20. 20.If 10 pencil boxes cost ₹190, how much do 6 pencil boxes cost (in ₹)?
21. 21.If 5 mangoes cost ₹295, how much do 10 mangoes cost (in ₹)?
22. 22.If 2 mangoes cost ₹80, how much do 8 mangoes cost (in ₹)?
23. 23.A car goes 90 km on 9 litres of petrol. How far can it go on 3 litres (in km)?
24. 24.A car goes 231 km on 11 litres of petrol. How far can it go on 21 litres (in km)?
25. 25.If 5 bottles of juice cost ₹180, how much do 2 bottles of juice cost (in ₹)?
26. 26.A hostel has enough food for 5 students for 18 days. How many days will the same food last for 2 students?
27. 27.A car goes 126 km on 6 litres of petrol. How far can it go on 35 litres (in km)?
28. 28.If 4 kg of rice costs ₹280, how many kg can you buy for ₹980?
29. 29.A car goes 32 km on 2 litres of petrol. How far can it go on 17 litres (in km)?
30. 30.If 12 cricket balls cost ₹528, how much do 7 cricket balls cost (in ₹)?
31. 31.A hostel has enough food for 8 students for 8 days. How many days will the same food last for 4 students?
32. 32.If 6 kg of rice costs ₹138, how many kg can you buy for ₹115?
33. 33.If 5 kg of rice costs ₹420, how many kg can you buy for ₹840?
34. 34.If 4 kg of rice costs ₹352, how many kg can you buy for ₹176?
35. 35.12 painters can paint a school in 22 days. How many days would 22 painters take, working at the same speed?
36. 36.If 8 erasers cost ₹24, how much do 18 erasers cost (in ₹)?
37. 37.3 painters can paint a school in 20 days. How many days would 4 painters take, working at the same speed?
38. 38.If 2 kg of rice costs ₹44, how many kg can you buy for ₹330?
39. 39.If 8 pens cost ₹352, how much do 3 pens cost (in ₹)?
40. 40.11 painters can paint a school in 10 days. How many days would 2 painters take, working at the same speed?

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