Every day Kim does leg muscle exercises for 3/7 of an hour and foot muscle exercises for 2/3 of an hour. Which exercises does she spend the most time doing and by how much
kims leg muscle exercises last 25 minutes (3/7 of an hour) while her foot exercises last for 40 minutes (2/3 of an hour), so kim does her foot exercises for 15 more minutes than her leg muscle exercises
