Question

Gabriella made a trip to the lake and back. The trip there took two hours and the trip back and took five hours. What was Gabriella's average 28 mph on the return trip

Answer 1

Explanation:

Below is an attachment containing the solution.

Answer 2

8mph

Explanation:

Let call X is trip there speed

R x t = D

# to X 3 = 3X

# Return 6 4 = 24

Because the distance when we go to and back are the same, so we have:

3X = 24

<=> X = 8

So the avergage speed of the trip there is 8mph