Christian earns 15% for each chocolate bar that he sells while working at his Grandmother's candy shop.

a) If he sells chocolate bars for $1.50, what is his commission (his earnings..
the 15%)?

b) How much did Christian earn when he sold 30 chocolate bars?

(This is not a multiple choice question)

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

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building