Which of the following describes a mutually exclusive event?
A. flipping a coin twice and getting heads each time incorrect answer
B. Rolling a die once and getting a six and a two incorrect answer
C. Picking two cards out of a standard deck and getting two spades incorrect answer
D. Picking a marble out of a bag and getting a green one

What is the percent of increase for a population that changed from 438,000 to 561,000

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.