If a: b = 7: 5, b: c = 9: 11, find a: b: c?	Choose the correct choice from the following answers: A) 63: 14: 55 B) 63: 45: 55 C) 14: 14: 15 D) 7: 14: 15 E) None of these
Explanation:   a: b = 7: 5   b: c = 9: 11   a: b: c = 63: 45: 55   Answer is 63: 45: 55
<result>B</result>
If a: b = 7: 5, b: c = 9: 11, find a: b: c?