A train travelling with constant speed crosses a 96 m long platform in 12 sec an May 24, 2022 by admin โช Choose the correct option.A train travelling with constant speed crosses a 96 m long platform in 12 sec and another 141 m long platform in 15 sec .The length of the train and its speed are?A. length=78m speed=13 m/sB. length=84m speed=15 m/sC. length=94m speed=17 m/sD. length=68m speed=12 m/s Submit Answer