Mathematics, 27.12.2021 08:20 Mullins4
two piers, a and b, are located s km away from each other along a river. a motorboat, with a speed of v km/hour in still water, is cruising between the two piers. How much time t (in hours) will the motorboat need to get from pier a to pier b and back, if the speed of the current is 5km/hour? find t if: s=105 v=40
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two piers, a and b, are located s km away from each other along a river. a motorboat, with a speed o...
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