Can someone complete it all

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

I’m really confused and need your assist me with this question i’ve never been taught

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart