sarah is conducting a science experiment. the directions tell her to mix 5 parts of substance A with every 3 parts of substance B. if she uses 15 milliliters of substance B how many milliliters of substance A should she use
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Expert's answer
2020-08-31T17:08:36-0400
If she uses 15 milliliters of substance B, then she should use 15×5/3 = 25 milliliters of substance A.
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