During a recent track meet, Peter ran x meters of the 100 meter dash in 7 seconds; running at the same rate, how many seconds will it take Peter to run z meters of the 200 meter dash?	Choose the correct choice from the following answers.
A) 7x/z B) 7zx C) 7z/x D) 7/xz E) xz/7
Speed of Peter = x/7 meters per second   Time needed to run z meters = DISTAN7z/xE/SPEED = z / (x/7) =7z/x   Option 7z/x   The values 100m and 200m have no role to play here and are just given to confuse you.
<result>C</result>
During a recent track meet, Peter ran x meters of the 100 meter dash in 7 seconds; running at the same rate, how many seconds will it take Peter to run z meters of the 200 meter dash?