A person used to get 15 litres of petrol for a certain amount but due to the hike in the price he is getting one litre less for the same amount What is the percentage rise in the petrol price ?

A

$$\frac{2}{3}\%$$

B

$$7\frac{1}{7}\%$$

C

$$12\frac{1}{2}\%$$

D

$$25$$%