Question

A 150lb woman receives 24 grams of medicine. How many grams would a 120lb woman get

Answer 1

The correct answer is 19.2 grams

Explanation:

It is given that, a 150lb woman receives 24 grams of medicine

To find the amount of medicine

150lb woman receives 24 grams

From the given information we can write,

1lb woman receives 24/150 grams

120lb woman receives = (24/150) * 120

= 19.2 grams

Therefore 120lb woman get 19.2 grams

The correct answer is 19.2 grams

Answer 2

19.2 grams

Explanation:

We can solve the problem via ratio and proportions or simply through cross-multiplication;

we can formulate the following proportions;

(medication/weight) = constant

24/150 = x/120 = constant

where x is the quantity of medication for the 120 lb woman.

solving for x yields;

x = (24/150)*120

x = 19.2 g