On a 200 km bike cycle ride, you ride the first 90 km at an average speed of 20 m/s. What must your average speed over the next 40 km be to have your average speed for the total 200 km be? (b) Given this average speed for the first 90 km, can you possibly attain an average speed of 80 m/s for the total 200 km ride? Explain.
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On a 200 km bike cycle ride, you ride the first 90 km at an average speed of 20 m/s. What must
your average speed over the next 40 km be to have your average speed for the total 200 km be?
(b) Given this average speed for the first 90 km, can you possibly attain an average speed of
80 m/s for the total 200 km ride? Explain.
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