I need help this is dude tomorrow

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

What is the y-intercept of the line given by the equation

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15