Task id16634
Seller: nerdmavr
Price: 0.20 USD
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Product description
The speed of the boat relative to the water is v=7 m/s, the speed of the current is u=3 m/s. When the boat was moving against the current, a float was thrown into the water. Then the boat traveled 4.2 km against the current, turned around and caught up with the float. How long did the boat take?
Additional information
Detailed solution. Format gif