Ships On Water: Problem 1

Problem: A. A ship is sailing between two harbors, harbor X and harbor Y. The harbors are 360 kilometers away from each other. Going downstream, it took it exactly 12 hours. Known that the water is flowing at 5 kilometers per hour, what is the speed of the ship in still water?

B. A fishing boat sails downstream at a speed of 12 kilometers per hour. Upstream, it's 8 kilometers per hour. What is the speed of the boat in still water, and at what speed is the water flowing?

The Distance, Rate, and Time Series: https://youtube.com/playlist?list=PLytgs3PKtgQ505ltfvVSH5dabJhRKC_IN

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