Can you me with this question? and you!

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.

Evaluate the expression. (9 + 5)(3 + 2)0

Is (root2 -2)^2 rational or irrational. show the steps and answer fast