Problem a stone is dropped into a river from a bridge 418 m, Ask an Expert

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Problem: A stone is dropped into a river from a bridge 41.8 m above the water. Another stone is thrown vertically down 1.88 s after the first is dropped. Both stones strike the water at the same time.

Part A: What is the initial speed of the second stone?

Please provide me complete solution for the above problem so I can get right solution.

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