Question

A certain drug is made from only two ingredients. Compound A and Compound

b.There are 4 milliliters of compound A used for every 7 milliliters of compound
b. If a chemist uses 392 milliliters of compound B, how many milliliters of the drug will be made.

Answer 1

Create a proportion: 4/7=x/392
Cross multiply: 7x=1568
Divide: 1568/7=224
x=224