Help me i’m stuck and this is due tomorrow

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

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?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents