3. A pharmacy's recipe book provides a formula that yields 20 mL of a drug solution. You
are to prepare 100 mL of the solution. The formula calls for 2 mL of Drug A, 4 mL of Drug B,
and distilled water QSAD to 20 mL. How much of each ingredient will you need?
10-20 m2=S
a.
b.
12 mL of Drug A, 10 mL of Drug B, and 78 mL of distilled water
20 mL of Drug A, 10 mL of Drug B, and 70 mL of distilled water
10 mL of Drug A, 12 mL of Drug B, and 78 mL of distilled water
10 mL of Drug A, 20 mL of Drug B, and 70 mL of distilled water
c.
d.