Igot so confused with this math because since it’s halloween my teacher nearly didn’t teach us

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 arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8