Tabby is training for a triathlon. She swims at a speed of 1 mile per hour. She runs at a speed of 6 miles per hour. She wants to figure out her average speed for these two events. What is the correct answer for her?	Choose the correct answer: A) 8 mph B) 5.25 mph C) 3.5 mph D) 4 mph E) 0.5 mph
(1 mph +6 mph)/2 = 3.5 mph   3.5 mphorrect option is: 3.5 mph
<result>C</result>
Tabby is training for a triathlon. She swims at a speed of 1 mile per hour. She runs at a speed of 6 miles per hour. She wants to figure out her average speed for these two events. What is the correct answer for her?