Problem: A child in danger of drowning in a river is being carried down-stream by a current that flows uniformly with a speed of 2.20 m/s . The child is 400 m from the shore and 2100 m upstream of the boat dock from which the rescue team sets out.If their boat speed is 8.00 m/s with respect to the water, at what angle from the shore must the boat travel in order to reach the child? 

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A child in danger of drowning in a river is being carried down-stream by a current that flows uniformly with a speed of 2.20 m/s . The child is 400 m from the shore and 2100 m upstream of the boat dock from which the rescue team sets out.

If their boat speed is 8.00 m/s with respect to the water, at what angle from the shore must the boat travel in order to reach the child? 

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Our tutors have indicated that to solve this problem you will need to apply the Relative Motion concept. If you need more Relative Motion practice, you can also practice Relative Motion practice problems.