Marcus has $$75$$ toy cars. $$\frac{1}{5}$$ of his toy cars are black, $$\frac{2}{15}$$ of the remainder are white, and the rest are grey. He hasmore black toy cars than white toy cars. 
选项为:A:$$7$$  B:$$8$$  C:$$9$$  D:$$11$$  请回答其中一个选项.