Question

Given the fact that one ppm contaminant in a 55-gallon drum full of water equates with approximately 4 drops of that contaminant, what fraction of one drop per 55 gallons equates with 0.02 ppm

Answer 1

Answer:

$x = 0.08\,drops$

Step-by-step explanation:

This can be solved by using Simple Rule of Three:

$x =\frac{0.02\,ppm}{1\,ppm}\cdot (4\,drops)$

$x = 0.08\,drops$