A bicyclist travels uphill from town A to town B for 2 hours at an average speed of 6 miles per hour and returns along the same road at an average speed of 6 miles per hour. What is the bicyclist’s average speed for the round trip, in miles per hour?	Choose the correct choice from the following answers:  A) (a) 24/5  B) (b) 6  C) (c) 26/5  D) (d) 27/5  E) (e) 28/5
from the uphill we can find out the distance = 6*2= 
<gadget id="calculator">6*2</gadget>
<output>12</output>
12   average speed= total distance/total time   = 24/ (2+ (12/6))= 
<gadget id="calculator">24/ (2+ (12/6))</gadget>
<output>6</output>
6   Answer is (b) 6.
<result>B</result>
A bicyclist travels uphill from town A to town B for 2 hours at an average speed of 6 miles per hour and returns along the same road at an average speed of 6 miles per hour. What is the bicyclist’s average speed for the round trip, in miles per hour?