Daily Math Challenge

Sharpen your math skills with a new problem every Tuesday to Friday. These daily challenges are perfect for those who enjoy quick, engaging puzzles.

Two friends go for a Sunday bike ride.  First, they averaged 12 miles per hour and then stopped to rest.  On the way back, they only averaged 8 miles per hour over the same distance.  Excluding resting time, what was the average speed of the riders?


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