Find the quotient of -4 and -9

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

Anyone know? will mark brainliest if correct!

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !