Please help with part b!!

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

An object in geometry with no width, length or height is a(n):

Will give a: 122 b: 90 c: 48 d: 180