How do i write this quotient as a mixed number?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

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?