20 3/3 How do I change each of the mixed numbers with improper fractions to whole or mixed numbers

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

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

Polynomial that can be factored as (3x-4)(3x+4)