Please find the right answer! The one selected is wrong

I'm terrible at math any here is appreciated.

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

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.