Two joker cards are added to a standard pack of 52 playing cars. a card is then drawn at random from the 54 cards. find the probability of drawing a) a red card
b) a two
c) a joker
d) a queen or a king.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm