Suppose you run55miles from your house to a friend's house at a speed of 5miles per hour. When the time comes to return home, you are tired and walk the same 5miles home at 2miles per hour. Complete parts (a) through (d) below.

a. How long did you spend running to your friend's house? hour(s)(Type an integer or decimal rounded to the nearest tenth as needed.)b. How long did you spend walking home? hour(s)(Type an integer or decimal rounded to the nearest tenth as needed.)c. Is it true that the average speed for the round trip is the average of 5miles per hour and 2miles per hour (which is 3.5miles per hour)? (Hint: Did you spend more time traveling 5miles per hour or 2miles per hour?)

A.

No, because less time is spent traveling 22miles per hour.

B.

Yes, because more time is spent traveling22miles per hour.

C.

No, because less time is spent traveling 5miles per hour.

D.

Yes, because less time is spent traveling 5miles per hour.d. What is your average speed for the round trip?The average speed for the round trip is about miles per hour.