Physics Again
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physics
In 1954, Roger Bannister became the first human to run a mile in less than 4 minutes. Suppose that a runner on a straight track covers a distance of 1.00 mi in exactly 4.00 min. 1. What is his average speed in mi/h? 2. What is his
asked by andrea on January 20, 2011 
physics
in 1954 roger bannister became the first human to run a mile in less than 4 minutes. suppose that a runner on a straight track covers a distance of 1.00 mi in exactly 4.00 min. What is the average speed in mi/h What is his average
asked by deb on September 16, 2013 
Math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers:
asked by Bailey on April 25, 2018 
Math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers:
asked by Bailey on April 26, 2018 
Math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers:
asked by Bailey on April 25, 2018 
Precalc
Water is flowing from a major broken water main at the intersection of two streets. The resulting puddle of water is circular and the radius r of the puddle is given by the equation r = 5t feet, where t represents time in seconds
asked by Zoe Cameron on April 2, 2015 
math
the average middle distance runner at a local high school runs the mile in 4.5 minutes with a standard deviation of 0.3 minute the percentage of a runners that will run the mile in less than 4 min is %
asked by angie on June 30, 2013 
maths
Function for runner one: s=0.2t(t5.1)(t9.1) Function for runner two:s=2.4+0.75t 's' is for displacement and 't' is for time (where one minute is t = 1) At the start of a race, runner one begins with a displacement of 0m.
asked by alicia on October 6, 2015 
math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with a standard deviation of 0.3 minute. The percentage of a runners that will run the mile in less than 4 minutes is %.
asked by rick on July 31, 2012 
statistics
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with a standard deviation of 0.3 minute. Find the percentage of a runners that will run the mile in less than 4 minutes?
asked by dw on March 5, 2012