SOLUTION: A glass containing 250ml of 80% iodine solution tips over spilling parts of its contents. This was subsequently replaced by an equal amount from a mixture of 40% iodine. If a 72%

Question 879721: A glass containing 250ml of 80% iodine solution tips over spilling parts of its contents. This was subsequently replaced by an equal amount from a mixture of 40% iodine. If a 72% solution is resulted, how much was spilled?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!

, volume spilled and replaced, mililiters.

This works just like other drain-and-replace problems:
Drain and Replace: Radiator Antifreeze Mixture
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