In a standard deck of cards there 52 cards of which 26 are black and 26 are red. Additionally, there are 4 suits, hearts, clubs, diamonds and spades, each of which has 13 cards. Two cards are drawn from the deck without replacement. S is the event of drawing a spade from the deck, D is the event of drawing a diamond from the deck. Find P(S and D). Give the answer as a decimal rounded to 4 decimal places. Answer value

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

How many days was the temperature above 90 degrees?

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.