Her expression is 3g + 20. Match the value of g with the correct substituted expressions. g=10 g=38 g=15 g=20 3(38)+20 3(10)+20 3(15)+20 3(20)+20

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

Does anyone know how to do geometryme with this problem

9/10 divide by -3/15 as a mixed number