a train running at the speed of 6 km / hr crosses a pole in 2 seconds . find the length of the train ?
"speed = 6 * ( 5 / 18 ) m / sec = 5 / 3 m / sec length of train ( distance ) = speed * time 5 / 3 ) * 2 = 3.33 meter answer : c"
multiply(divide(multiply(6, const_1000), const_3600), 2)