A train travels first 1000 kms at an average rate of 120 kmph and further travel May 24, 2022 by admin โช Choose the correct option.A train travels first 1000 kms at an average rate of 120 kmph and further travels the same distance at an average rate of 180 kmph. Determine the average speed of the train over the whole journey.A. 150 kmphB. 144 kmphC. 140 kmphD. 154 kmph Submit Answer