Answer:
45 kg of water
Step-by-step explanation:
About 0.6 of the human body is made up of water. if a person has a mass of 75 kilograms, we can find the mass of water by <em>multiplying the body mass (75 kg) by the fraction of water in the human body (0.6)</em>. That is,
75 kg × 0.6 = 45 kg
A 75 kg-person has about 45 kg of water.
let's firstly, convert the mixed fractions to improper, and then multiply.
513 people per square mile
because
D and C