Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 438 · 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 30 km on 3 litres of petrol. How far can it go on 10 litres (in km)?
2. 2.A car goes 98 km on 7 litres of petrol. How far can it go on 22 litres (in km)?
3. 3.If 4 mangoes cost ₹20, how much do 18 mangoes cost (in ₹)?
4. 4.If 2 kg of rice costs ₹136, how many kg can you buy for ₹1020?
5. 5.If 3 notebooks cost ₹96, how much do 18 notebooks cost (in ₹)?
6. 6.A hostel has enough food for 4 students for 5 days. How many days will the same food last for 5 students?
7. 7.If 5 kg of rice costs ₹175, how many kg can you buy for ₹70?
8. 8.A car goes 264 km on 11 litres of petrol. How far can it go on 38 litres (in km)?
9. 9.If 9 mangoes cost ₹135, how much do 3 mangoes cost (in ₹)?
10. 10.If 2 kg of rice costs ₹94, how many kg can you buy for ₹705?
11. 11.If 3 kg of rice costs ₹144, how many kg can you buy for ₹240?
12. 12.If 8 mangoes cost ₹328, how much do 17 mangoes cost (in ₹)?
13. 13.4 painters can paint a school in 12 days. How many days would 2 painters take, working at the same speed?
14. 14.A car goes 180 km on 10 litres of petrol. How far can it go on 9 litres (in km)?
15. 15.12 painters can paint a school in 4 days. How many days would 3 painters take, working at the same speed?
16. 16.If 4 kg of rice costs ₹244, how many kg can you buy for ₹305?
17. 17.A car goes 60 km on 4 litres of petrol. How far can it go on 9 litres (in km)?
18. 18.A car goes 264 km on 12 litres of petrol. How far can it go on 35 litres (in km)?
19. 19.If 7 erasers cost ₹161, how much do 9 erasers cost (in ₹)?
20. 20.If 3 kg of rice costs ₹195, how many kg can you buy for ₹585?
21. 21.If 12 pens cost ₹48, how much do 8 pens cost (in ₹)?
22. 22.If 4 kg of rice costs ₹240, how many kg can you buy for ₹360?
23. 23.If 2 mangoes cost ₹104, how much do 11 mangoes cost (in ₹)?
24. 24.If 5 kg of rice costs ₹395, how many kg can you buy for ₹869?
25. 25.If 2 kg of rice costs ₹68, how many kg can you buy for ₹340?
26. 26.A hostel has enough food for 9 students for 10 days. How many days will the same food last for 6 students?
27. 27.A hostel has enough food for 10 students for 22 days. How many days will the same food last for 4 students?
28. 28.A car goes 209 km on 11 litres of petrol. How far can it go on 26 litres (in km)?
29. 29.If 9 mangoes cost ₹513, how much do 4 mangoes cost (in ₹)?
30. 30.If 4 pencil boxes cost ₹16, how much do 20 pencil boxes cost (in ₹)?
31. 31.3 painters can paint a school in 10 days. How many days would 6 painters take, working at the same speed?
32. 32.If 3 kg of rice costs ₹186, how many kg can you buy for ₹930?
33. 33.If 12 kites cost ₹288, how much do 9 kites cost (in ₹)?
34. 34.A car goes 108 km on 9 litres of petrol. How far can it go on 40 litres (in km)?
35. 35.If 8 mangoes cost ₹376, how much do 6 mangoes cost (in ₹)?
36. 36.9 painters can paint a school in 15 days. How many days would 15 painters take, working at the same speed?
37. 37.A hostel has enough food for 2 students for 4 days. How many days will the same food last for 4 students?
38. 38.If 3 kg of rice costs ₹183, how many kg can you buy for ₹915?
39. 39.If 5 kg of rice costs ₹180, how many kg can you buy for ₹540?
40. 40.If 8 pens cost ₹480, how much do 20 pens cost (in ₹)?

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