The number of kilograms of water in a person's body varies directly as the person's mass. A person with a mass of 100 kg contains 70 kg of water. How many kilograms of water are in a person with a mass of 50 kg?

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

Solve this problem! extra ! 3025/5.5 = a/90.75