What is 50%50\%50% of 18.318.318.3 plus 18.3%18.3\%18.3% of 505050?(A) 9.159.159.15 (B) 18.318.318.3 (C) 27.1527.1527.15 (D) 59.1559.1559.15 (E) 68.368.368.3