Solve
-Ted Walks Around a Lake on a Path That $5 \frac { 2 } { 3 }$

Multiple Choice

Solve.
-Ted walks around a lake on a path that isis $5 \frac { 2 } { 3 }$ mil mies long. It takes him $3 \frac { 1 } { 9 }$ hours to hours to complete his walk. What is his average speed (in miles per hour) ?

A) $2 \frac { 23 } { 28 } \text { miles per hour }$
B) $1 \frac { 23 } { 27 } \text { miles per hour }$
C) $1 \frac { 24 } { 28 } \text { miles per hour }$
D) $1 \frac { 23 } { 28 } \text { miles per hour }$