SOLUTION: Cindy runs 8 meters/second for half of a 400 meter race. She gets a leg cramp halfway through and runs at a slower speed. Her average speed is 6 meters/second. How fast did she

Algebra ->  Algebra  -> Expressions-with-variables -> SOLUTION: Cindy runs 8 meters/second for half of a 400 meter race. She gets a leg cramp halfway through and runs at a slower speed. Her average speed is 6 meters/second. How fast did she       Log On

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Question 57514: Cindy runs 8 meters/second for half of a 400 meter race. She gets a leg cramp halfway through and runs at a slower speed. Her average speed is 6 meters/second. How fast did she run after getting the cramp?
Answer by stanbon(48568) About Me  (Show Source):
You can put this solution on YOUR website!
Cindy runs 8 meters/second for half of a 400 meter race. She gets a leg cramp halfway through and runs at a slower speed. Her average speed is 6 meters/second. How fast did she run after getting the cramp?
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Let her slower speed be "x meters/second".
Then (8+x)/2=6
8+x=12
x=4 meters per second.
Cheers,
Stan H.