Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 202 · 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 bottles of juice cost ₹57, how much do 9 bottles of juice cost (in ₹)?
2. 2.If 7 kites cost ₹329, how much do 20 kites cost (in ₹)?
3. 3.If 8 kg of rice costs ₹440, how many kg can you buy for ₹550?
4. 4.A hostel has enough food for 10 students for 21 days. How many days will the same food last for 5 students?
5. 5.If 2 notebooks cost ₹44, how much do 20 notebooks cost (in ₹)?
6. 6.A hostel has enough food for 6 students for 30 days. How many days will the same food last for 10 students?
7. 7.A car goes 33 km on 3 litres of petrol. How far can it go on 13 litres (in km)?
8. 8.A car goes 52 km on 4 litres of petrol. How far can it go on 24 litres (in km)?
9. 9.12 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
10. 10.If 4 mangoes cost ₹148, how much do 19 mangoes cost (in ₹)?
11. 11.7 painters can paint a school in 6 days. How many days would 21 painters take, working at the same speed?
12. 12.A hostel has enough food for 8 students for 26 days. How many days will the same food last for 13 students?
13. 13.A hostel has enough food for 9 students for 23 days. How many days will the same food last for 23 students?
14. 14.If 2 pencil boxes cost ₹50, how much do 18 pencil boxes cost (in ₹)?
15. 15.A car goes 36 km on 3 litres of petrol. How far can it go on 38 litres (in km)?
16. 16.A car goes 160 km on 8 litres of petrol. How far can it go on 25 litres (in km)?
17. 17.A car goes 72 km on 4 litres of petrol. How far can it go on 30 litres (in km)?
18. 18.If 2 pens cost ₹78, how much do 20 pens cost (in ₹)?
19. 19.A hostel has enough food for 7 students for 25 days. How many days will the same food last for 5 students?
20. 20.A car goes 253 km on 11 litres of petrol. How far can it go on 2 litres (in km)?
21. 21.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
22. 22.If 6 kg of rice costs ₹330, how many kg can you buy for ₹495?
23. 23.A car goes 240 km on 12 litres of petrol. How far can it go on 8 litres (in km)?
24. 24.If 11 notebooks cost ₹374, how much do 6 notebooks cost (in ₹)?
25. 25.If 9 pencil boxes cost ₹216, how much do 6 pencil boxes cost (in ₹)?
26. 26.7 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
27. 27.2 painters can paint a school in 20 days. How many days would 5 painters take, working at the same speed?
28. 28.A car goes 99 km on 9 litres of petrol. How far can it go on 3 litres (in km)?
29. 29.A car goes 132 km on 11 litres of petrol. How far can it go on 37 litres (in km)?
30. 30.If 10 pencil boxes cost ₹530, how much do 14 pencil boxes cost (in ₹)?
31. 31.If 5 kg of rice costs ₹185, how many kg can you buy for ₹518?
32. 32.If 8 mangoes cost ₹360, how much do 6 mangoes cost (in ₹)?
33. 33.A car goes 27 km on 3 litres of petrol. How far can it go on 31 litres (in km)?
34. 34.If 3 kg of rice costs ₹216, how many kg can you buy for ₹504?
35. 35.If 4 erasers cost ₹108, how much do 16 erasers cost (in ₹)?
36. 36.If 8 pens cost ₹456, how much do 18 pens cost (in ₹)?
37. 37.If 9 kg of rice costs ₹594, how many kg can you buy for ₹198?
38. 38.A car goes 84 km on 6 litres of petrol. How far can it go on 23 litres (in km)?
39. 39.If 11 notebooks cost ₹99, how much do 8 notebooks cost (in ₹)?
40. 40.A car goes 50 km on 5 litres of petrol. How far can it go on 11 litres (in km)?

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