(pls help will give 5 star) What is the probability of choosing a red jack or black king if you draw one card from a regular deck of 52 cards?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.