Answer: Both Dave and Brad were given drinks with poisoned ice cubes. Brad drank his drinks so quickly that the ice didn't have time to melt and release the poison.
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Both Dave and Brad were given drinks with poisoned ice cubes. Brad drank his drinks so quickly that the ice didn’t have time to melt and release the poison.
Answer: In the back. The train will be accelerating so it will be going faster when the back of the train enters the tunnel so a person in the back will spend less time in the tunnel.