In a leisure park there are three running tracks, all with the same Start and Finish, and all made from either one or two semicircles with centres on the same line.
Three runners and start together at the Start and run at the same constant speed along the tracks as shown. In what order do they reach the Finish?
Select one option, then click Submit.
then then
first then and together
then then
all three together
more information needed
Select an option, then submit.
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Intermediate Mathematical Challenge 2003 (2003)
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