An online store sells each video game for x dollars. Which situation can be represented by the following inequality? 7x > 5x + 3 Question 3 options: The cost of 7 games is $3 greater than the price of 5 games. The cost of 7 games is greater than the cost of 5 games plus a $3 digital book. The cost of 7 games is greater than the cost of 5 games with a $3-off coupon. The cost of 7 games is less than the cost of 5 games plus a $3 digital book.

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

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22