Tonic

Written on 10:32 am by Vja Students

To conserve the contents of a 16oz. bottle of tonic, a castaway adopts the following procedure. on the first day he drinks 1 oz of tonic and then refills the bottle with water; on the second day he drinks 2oz. of the mixture and then refills the bottle with water. On the third day he drinks 3oz. of the mixture and then again refills the bottle with water. He continues this procedure until the bottle is empty. How many ounces of water did he drink altogether? He does not drink from the bottle if there is no tonic in it.

Answer:120 ounces

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