Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 313 · 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.If 3 erasers cost ₹54, how much do 7 erasers cost (in ₹)?
2. 2.A hostel has enough food for 6 students for 14 days. How many days will the same food last for 4 students?
3. 3.A car goes 54 km on 6 litres of petrol. How far can it go on 20 litres (in km)?
4. 4.A car goes 28 km on 2 litres of petrol. How far can it go on 4 litres (in km)?
5. 5.If 5 cricket balls cost ₹230, how much do 7 cricket balls cost (in ₹)?
6. 6.If 11 kites cost ₹264, how much do 12 kites cost (in ₹)?
7. 7.If 8 kg of rice costs ₹336, how many kg can you buy for ₹378?
8. 8.9 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
9. 9.A car goes 72 km on 8 litres of petrol. How far can it go on 4 litres (in km)?
10. 10.If 4 kg of rice costs ₹340, how many kg can you buy for ₹1275?
11. 11.If 7 kg of rice costs ₹434, how many kg can you buy for ₹558?
12. 12.A hostel has enough food for 7 students for 9 days. How many days will the same food last for 9 students?
13. 13.If 9 kg of rice costs ₹360, how many kg can you buy for ₹440?
14. 14.If 6 pencil boxes cost ₹312, how much do 3 pencil boxes cost (in ₹)?
15. 15.7 painters can paint a school in 23 days. How many days would 23 painters take, working at the same speed?
16. 16.If 3 kg of rice costs ₹141, how many kg can you buy for ₹705?
17. 17.If 3 kg of rice costs ₹90, how many kg can you buy for ₹210?
18. 18.If 6 kg of rice costs ₹474, how many kg can you buy for ₹395?
19. 19.If 2 kg of rice costs ₹172, how many kg can you buy for ₹602?
20. 20.A car goes 162 km on 9 litres of petrol. How far can it go on 24 litres (in km)?
21. 21.If 2 kg of rice costs ₹104, how many kg can you buy for ₹156?
22. 22.If 2 mangoes cost ₹96, how much do 4 mangoes cost (in ₹)?
23. 23.If 2 kg of rice costs ₹160, how many kg can you buy for ₹720?
24. 24.A car goes 120 km on 10 litres of petrol. How far can it go on 4 litres (in km)?
25. 25.A car goes 42 km on 2 litres of petrol. How far can it go on 3 litres (in km)?
26. 26.A car goes 75 km on 5 litres of petrol. How far can it go on 29 litres (in km)?
27. 27.7 painters can paint a school in 5 days. How many days would 5 painters take, working at the same speed?
28. 28.5 painters can paint a school in 24 days. How many days would 12 painters take, working at the same speed?
29. 29.If 12 notebooks cost ₹492, how much do 8 notebooks cost (in ₹)?
30. 30.A car goes 95 km on 5 litres of petrol. How far can it go on 27 litres (in km)?
31. 31.If 6 mangoes cost ₹264, how much do 4 mangoes cost (in ₹)?
32. 32.If 10 mangoes cost ₹400, how much do 13 mangoes cost (in ₹)?
33. 33.If 6 erasers cost ₹120, how much do 16 erasers cost (in ₹)?
34. 34.A hostel has enough food for 7 students for 30 days. How many days will the same food last for 5 students?
35. 35.A hostel has enough food for 3 students for 4 days. How many days will the same food last for 2 students?
36. 36.12 painters can paint a school in 29 days. How many days would 6 painters take, working at the same speed?
37. 37.If 6 mangoes cost ₹330, how much do 20 mangoes cost (in ₹)?
38. 38.If 6 erasers cost ₹186, how much do 11 erasers cost (in ₹)?
39. 39.If 6 kg of rice costs ₹276, how many kg can you buy for ₹690?
40. 40.If 7 erasers cost ₹126, how much do 9 erasers cost (in ₹)?

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