Question

The body of a person who weighs 50 kilograms contains around 2 × 10^2 grams of sodium chloride. How much sodium chloride is contained in the bodies of 1.8 × 10^3 people who each weigh 50 kilograms? Represent the answer in scientific notation.

Answer 1

Answer: 3.6*10⁵ g of sodium chloride.

Explanation:

I took a Edmentum/plato test

Answer 2

we can solve this problem by the rule of three.
1 person------------------2*10² g of sodium chloride.
1.8*10³ people---------- x

x=(1.8*10³ people * 2*10² gr of sodium chloride) / 1 person=3.6*10⁵ g of sodium chloride.

answer: 3.6*10⁵ g of sodium chloride.