a cyclist covers a distance of 750 m in 2 min 30 sec . what is the speed in km / hr of the cyclist ?
"speed = { 750 } m / sec = 5 m / sec = { 5 * 18 } km / hr = 18 km / hr ans : e"
multiply(divide(750, add(multiply(2, const_60), 30)), const_3_6)