Aditya buys 300 mangoes for Rs.1, 100. Some of these mangoes are rotten and are thrown away. He sells the remaining mangoes at Rs.5 each and makes a profit of Rs.150. Find the percentage of mangoes thrown away.

A

$$16\frac{1}{2}\%$$

B

$$15\frac{2}{3}\%$$

C

$$16\frac{2}{3}\%$$

D

$$16\frac{1}{3}\%$$