If the marks of Robert in three subjects are 78, 45, and 62 respectively (each out of 100), write a program to calculate his total marks and percentage marks. What is the percentage of his total marks?
A) Total Marks: 185, Percentage: 61.67%
B) Total Marks: 185, Percentage: 62.33%
C) Total Marks: 185, Percentage: 60.67%
D) Total Marks: 185, Percentage: 63.00%