zaratayyibah
29.01.2021 •
Mathematics
Question
A researcher has saline solutions with concentrations of 8% and 17%. He wants to mix some of each solution to get 30
milliliters of solution with an 11% concentration. How many milliliters of each solution does he need to mix together?
Select the correct answer below:
13 milliliters of 8% solution and 17 milliliters of 17% solution
8 milliliters of 8% solution and 22 milliliters of 17% solution
O
10 milliliters of 8% solution and 20 milliliters of 17% solution
17 milliliters of 8% solution and 13 milliliters of 17% solution
20 milliliters of 8% solution and 10 milliliters of 17% solution
Solved
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Ответ:
24/4=6
6x3=18
18/24=34