Which are rational numbers? (A) -9 (B) 5/8 (C) 0 (D) all of the above

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2