In a video game, each player starts the game with k points and loses 2 points each time a task is not completed. if a player who gains no additional points and fails to complete 100 tasks has a score of 200 points, what is the value of k?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Askateboard ramp is in the shape of a right triangle what is the height of the ramp