$36 for 4 baseball hats; $56 for 7 baseball hats are they equivalent

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

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

Divide. write in simplest form 41/6 divided by 10