What can polynomial identities apply to beyond just polynomials?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

You draw a card at random from a deck that contains 33 black cards and 77 red cards.

What is the answer to this problem? ignore the work. what is the correct answer?