Please help as soon as possible!!

Easy points boii. read it. ya. fresh

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

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.