SOLUTION: A bicycle moves with a constant deceleration of 2ft/s2. If the initial velocity of the bike was 10 ft/s, how far does it travel in 3 seconds?

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Question 938076: A bicycle moves with a constant deceleration of 2ft/s2. If the initial velocity of the bike was 10 ft/s, how far does it travel in 3 seconds?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A bicycle moves with a constant deceleration of 2ft/s2. If the initial velocity of the bike was 10 ft/s, how far does it travel in 3 seconds?
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After 3 seconds its speed is 4 ft/sec (10 - 2*3)
The average speed for the 3 seconds is (10 + 4)/2 = 7 ft/sec
3*7 = 21 feet