The final question of this page please answer it asap with full explanation please that's the last thing so don't stress out.

What is (28 + 7 + 6 + 3) x 1/2 show your work

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.

What are the first 4 terms in the multiplication pattern given by the formula 2×4n