Plz help w/ this, i need this to be correct in 20 mins to pass

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

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Which graph represents the equation y =4x