Work out the mean for the data set below:
5, 7, 6, 5, 6
Give your answer as a fraction.

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.

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3