Walt made an extra $10,000 last year from a part time job. He invested part of the money at 2% and the rest at 3.75%. He made a total of $270.00 in interest. How much was invested at 2%? Walt invested $ at 2%?

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.