Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 359 · 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 8 erasers cost ₹424, how much do 12 erasers cost (in ₹)?
2. 2.10 painters can paint a school in 6 days. How many days would 2 painters take, working at the same speed?
3. 3.If 9 pens cost ₹171, how much do 6 pens cost (in ₹)?
4. 4.A hostel has enough food for 2 students for 14 days. How many days will the same food last for 4 students?
5. 5.If 9 kg of rice costs ₹504, how many kg can you buy for ₹168?
6. 6.If 4 bottles of juice cost ₹48, how much do 19 bottles of juice cost (in ₹)?
7. 7.12 painters can paint a school in 6 days. How many days would 4 painters take, working at the same speed?
8. 8.A car goes 104 km on 8 litres of petrol. How far can it go on 2 litres (in km)?
9. 9.If 3 kg of rice costs ₹114, how many kg can you buy for ₹418?
10. 10.If 3 kg of rice costs ₹216, how many kg can you buy for ₹144?
11. 11.If 2 pens cost ₹66, how much do 7 pens cost (in ₹)?
12. 12.If 10 cricket balls cost ₹50, how much do 18 cricket balls cost (in ₹)?
13. 13.If 6 kg of rice costs ₹306, how many kg can you buy for ₹153?
14. 14.If 2 pencil boxes cost ₹8, how much do 19 pencil boxes cost (in ₹)?
15. 15.A car goes 50 km on 2 litres of petrol. How far can it go on 17 litres (in km)?
16. 16.If 7 pencil boxes cost ₹294, how much do 14 pencil boxes cost (in ₹)?
17. 17.8 painters can paint a school in 5 days. How many days would 10 painters take, working at the same speed?
18. 18.If 6 pens cost ₹348, how much do 18 pens cost (in ₹)?
19. 19.A hostel has enough food for 5 students for 15 days. How many days will the same food last for 3 students?
20. 20.A car goes 55 km on 5 litres of petrol. How far can it go on 27 litres (in km)?
21. 21.A car goes 207 km on 9 litres of petrol. How far can it go on 18 litres (in km)?
22. 22.4 painters can paint a school in 16 days. How many days would 8 painters take, working at the same speed?
23. 23.If 7 kg of rice costs ₹252, how many kg can you buy for ₹72?
24. 24.8 painters can paint a school in 12 days. How many days would 2 painters take, working at the same speed?
25. 25.If 3 mangoes cost ₹177, how much do 14 mangoes cost (in ₹)?
26. 26.If 7 kg of rice costs ₹175, how many kg can you buy for ₹325?
27. 27.If 12 kites cost ₹528, how much do 6 kites cost (in ₹)?
28. 28.If 8 kg of rice costs ₹168, how many kg can you buy for ₹231?
29. 29.A hostel has enough food for 4 students for 8 days. How many days will the same food last for 16 students?
30. 30.If 9 cricket balls cost ₹405, how much do 19 cricket balls cost (in ₹)?
31. 31.If 7 bottles of juice cost ₹49, how much do 6 bottles of juice cost (in ₹)?
32. 32.5 painters can paint a school in 6 days. How many days would 2 painters take, working at the same speed?
33. 33.If 4 erasers cost ₹44, how much do 14 erasers cost (in ₹)?
34. 34.If 2 cricket balls cost ₹26, how much do 8 cricket balls cost (in ₹)?
35. 35.If 4 bottles of juice cost ₹200, how much do 20 bottles of juice cost (in ₹)?
36. 36.If 7 mangoes cost ₹133, how much do 14 mangoes cost (in ₹)?
37. 37.If 7 cricket balls cost ₹238, how much do 5 cricket balls cost (in ₹)?
38. 38.9 painters can paint a school in 4 days. How many days would 3 painters take, working at the same speed?
39. 39.A car goes 54 km on 6 litres of petrol. How far can it go on 22 litres (in km)?
40. 40.A hostel has enough food for 4 students for 13 days. How many days will the same food last for 2 students?

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