Kristen recorded the amount of liquid (in ml) of eight containers. She created a box plot of her data. What is the interquartile range of Kristen’s data?
A) 7
B) 13
C) 31
D) 50

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?