contestada

A cup of coffee has 71 mL of coffee and 127 mL of water. What is the
percent by volume of the coffee solution? *

Respuesta :

Answer:

[tex]total \: volume = 71 + 127 \\ = 198 \: ml \\ \% \: coffee = \frac{71}{198} \times 100\% \\ = 35.86\%[/tex]