15 will mark ! suppose you draw one card from a standard deck of 52 cards. a standard deck of cards has 4 of each type of card, so the deck contains 4 kings and 4 queens. what is the probability that the card is a king or a queen? explain.

A standard deck of cards has 52 cards.

probability of king is 4/52 and probability of a queen is 4/52

so if you do 4/52 + 4/52 = 8/52

8/52 in simplest form is 2/13

Step-by-step explanation:

Hope this helps Have a nice day

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

jbankston is right, use thhe link and you should find the answer.