Please answer correctly

Sandy works at a clothing store. she makes $7 per hour plus earns 15% commission on her sales. she worked 75 hours over the last two weeks and had a total of $2,566 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?

What is the slope of the equation y =

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?