Please answer the 14th question. It is urgent. Please
Kindly refer the similar link for your query.
https://www.meritnation.com/ask-answer/question/a-boat-trravels-30km-up-a-river-in-the-same-time-it-takes-to/motion/5120957
Regards
https://www.meritnation.com/ask-answer/question/a-boat-trravels-30km-up-a-river-in-the-same-time-it-takes-to/motion/5120957
Regards