We have two responses for you.
Average speed is the total distance divided by the total time. Find
out the total time it takes for the circuit. The total distance is 8
Stephen La Rocque.
Average speed is total distance divided by total time. This bicyclist
went 2 miles uphill and 6 miles downhill for a total of 8 miles.
On the 2 mile uphill ride the average speed was 4 miles per hour. How
long did it take?
On the 6 mile uphill ride the average speed was 26 miles per hour.
How long did it take?
What was the total time?
I hope this helps,