Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 273 · 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 10 mangoes cost ₹480, how much do 11 mangoes cost (in ₹)?
2. 2.A hostel has enough food for 6 students for 5 days. How many days will the same food last for 10 students?
3. 3.A car goes 189 km on 9 litres of petrol. How far can it go on 39 litres (in km)?
4. 4.If 8 notebooks cost ₹200, how much do 18 notebooks cost (in ₹)?
5. 5.A car goes 143 km on 11 litres of petrol. How far can it go on 12 litres (in km)?
6. 6.5 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
7. 7.A hostel has enough food for 8 students for 20 days. How many days will the same food last for 10 students?
8. 8.A car goes 189 km on 9 litres of petrol. How far can it go on 32 litres (in km)?
9. 9.If 2 cricket balls cost ₹38, how much do 16 cricket balls cost (in ₹)?
10. 10.4 painters can paint a school in 8 days. How many days would 16 painters take, working at the same speed?
11. 11.If 4 kites cost ₹180, how much do 3 kites cost (in ₹)?
12. 12.A car goes 130 km on 10 litres of petrol. How far can it go on 36 litres (in km)?
13. 13.4 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
14. 14.If 5 mangoes cost ₹210, how much do 9 mangoes cost (in ₹)?
15. 15.If 2 kg of rice costs ₹164, how many kg can you buy for ₹328?
16. 16.A hostel has enough food for 9 students for 9 days. How many days will the same food last for 3 students?
17. 17.A car goes 30 km on 3 litres of petrol. How far can it go on 28 litres (in km)?
18. 18.A hostel has enough food for 4 students for 17 days. How many days will the same food last for 2 students?
19. 19.8 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
20. 20.A car goes 24 km on 3 litres of petrol. How far can it go on 27 litres (in km)?
21. 21.If 6 kg of rice costs ₹318, how many kg can you buy for ₹106?
22. 22.If 10 notebooks cost ₹390, how much do 17 notebooks cost (in ₹)?
23. 23.A car goes 99 km on 11 litres of petrol. How far can it go on 8 litres (in km)?
24. 24.If 7 kg of rice costs ₹504, how many kg can you buy for ₹864?
25. 25.A hostel has enough food for 6 students for 17 days. How many days will the same food last for 17 students?
26. 26.If 3 kg of rice costs ₹243, how many kg can you buy for ₹810?
27. 27.A car goes 26 km on 2 litres of petrol. How far can it go on 4 litres (in km)?
28. 28.If 5 pens cost ₹35, how much do 18 pens cost (in ₹)?
29. 29.8 painters can paint a school in 5 days. How many days would 2 painters take, working at the same speed?
30. 30.A hostel has enough food for 7 students for 23 days. How many days will the same food last for 23 students?
31. 31.8 painters can paint a school in 4 days. How many days would 2 painters take, working at the same speed?
32. 32.A car goes 64 km on 4 litres of petrol. How far can it go on 3 litres (in km)?
33. 33.8 painters can paint a school in 23 days. How many days would 4 painters take, working at the same speed?
34. 34.A car goes 96 km on 4 litres of petrol. How far can it go on 27 litres (in km)?
35. 35.If 7 kg of rice costs ₹259, how many kg can you buy for ₹555?
36. 36.If 9 kg of rice costs ₹279, how many kg can you buy for ₹62?
37. 37.If 3 kg of rice costs ₹126, how many kg can you buy for ₹420?
38. 38.If 4 kg of rice costs ₹220, how many kg can you buy for ₹495?
39. 39.If 3 pencil boxes cost ₹48, how much do 7 pencil boxes cost (in ₹)?
40. 40.A hostel has enough food for 4 students for 6 days. How many days will the same food last for 2 students?

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