Mr. Wells has 8 chicken pot pies to share among 6 people. If each person gets the same size serving, how much chicken pot pie will each person get?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?