David biked 16 1/3 miles in 2 hours and 20 minutes. What was his average rate of speed in miles per hour?	Choose the correct choice from the following
A) 7
B) 7 2/3
C) 8 1/3
D) 9
E) 9 1/3
D = 16(1/3) = 49/3   T = 2(1/3) = 7/3   S = D/T = 7   7nswer = 7
<result>A</result>
David biked 16 1/3 miles in 2 hours and 20 minutes. What was his average rate of speed in miles per hour?