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Beth combines water and vinegar in the ratio of 8:1 by volume. How many milliliters of water should she add to make 765mL of cleaner?

Sagot :

The amount of water which is to be added to make the solution ls 680 milliliters

Given the ratio of Water to Vinegar = 8 : 1

  • Sum of ratio = 8 + 1 = 9

  • Portion of water = 8

  • Portion of Vinegar = 1

  • Total amount of solution = Water + Vinegar = 765 mL

Amount of water :

(Portion of water / Sum of ratio) × total amount of solution

(8 / 9) × 765 = 680 mL

Therefore, the amount of water required is 680 milliliter.

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