Saturday, November 19, 2011

Four runners complete a relay race in which each runner runs twice as far as the preceding runner. Together, t

Four runners complete a relay race in which each runner runs twice as far as the preceding runner. Together, they run a total of 30 miles. How far did the first runner run?|||First runner runs a distance of x, second 2x, third 4x and 4th 8x, for a total of 15x.





15x = 30 miles, so x = 2 miles





The first runner ran 2 miles.|||two miles

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