Sam bought some apples by the pound. He sold half the apples for $50\%$ more per pound than his purchase price. He then sold half of the remaining apples for $25\%$ more per pound than his purchase price. He then sold the remaining 650 pounds of apples for $25\%$ less per pound than his purchase price. If he had $\$2600$ in total sales, what was Sam's purchase price, in cents per pound, for the apples?

Which of the following properties can be used to show

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

A. the following events are mutually exclusive: living in california and watching american idol. true or false b. the number of patients seen by an outpatient practice is an example of a discrete random variable. true or false c. the law of large numbers states that as the number of times an event experiment is conducted increases, the likelihood of the actual probability of an event approaching the theoretical probability decreases. true or false d. measuring the time it takes for patients to enter the operating room is an example of a continuous random variable. true or false