In a college the ratio of the numbers of boys to the girls is 8:5. If there are 175 girls, the total number of students in the college is?
Select:
A) 562
B) 356
C) 455
D) 416
E) 512

Rationale: "let the number of boys and girls be 8 x and 5 x then , 5 x = 175 x = 35 total number of students = 13 x = 13 * 35 = 455 answer is c"
Answer: C