Mathematics, 18.03.2021 02:40 elissadiaz15

regan cycles 78 miles in 6 hours. His average speed for the first 30 miles is 15 miles per hour. Work out Regan's average speed for the last 48 miles.

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regan cycles 78 miles in 6 hours. His average speed for the first 30 miles is 15 miles per hour. Wor...