Sylvia chose positive integers a,b and c.
Peter determined the value of a+\frac bc and got an answer of 101.
Paul determined the value of \frac ac+b and got an answer of 68.
Mary determined the value of \frac{a+b}{c} and got an answer of k.
The value of k is
Answer Choices
A. 13
B. 168
C. 152
D. 12
E. 169