Whats this game called

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Which compound inequality could be represented by the graph?