Question

suppose we represent the distance moved up by a positive integer and distance moved down by negative integer then Answer the following a. a submarine goes vertically down in the water at a speed of 4m/Min what will be it's position after 1 hour b. if the submarine begin s to come up from depth of 58m what will be it's position after 12 minutes if it is moving at the speed of 3m/min​

Answer 1

Answer:

a = -240 I know this much only