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January 29, 2015

January 29, 2015

Posted by **Mary** on Wednesday, December 3, 2008 at 5:06am.

Speed=Ditance/time

- Math -
**Reiny**, Wednesday, December 3, 2008 at 12:10pmTed's speed : x m/min

Ben's speed : (x-75)m/min

in 25 minutes:

Ted's distance = 25x

Ben's distance = 25(x-75)

but 25(x-75) = (5/8)(25x)

.

.

.

x = 200

- Math -
**ccc**, Wednesday, February 13, 2013 at 7:49am34cvdft55

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