Question

if 40 grams of pure drug are contained in 146 milliliters, how many grams are contained in 73 milliliters? grams of pure drug are contained in 73 milliliters. (type a whole number or a decimal.)

Explanation:

Step1: Set up proportion

Let $x$ be the number of grams in 73 milliliters. The proportion is $\frac{40}{146}=\frac{x}{73}$.

Step2: Cross - multiply

$146x = 40\times73$.

Step3: Solve for $x$

First, calculate $40\times73 = 2920$. Then $x=\frac{2920}{146}=20$.

Answer:

20