Question

The cost of an air cooler has increased from Rs 2,250 to Rs 2,500 . What is the percentage change ?

Answer 1

Initial cost $=Rs.2250$

Final cost $=Rs.2500$

Increase in cost $=2500-2250=Rs.250$

Percentage Increase $=\frac{250}{2250}\times 100=\frac{2500}{225}=11.11$ %