Sherrie just registered for her wedding. so far 6 items have been fulfilled on her registry. find the mean price of the fulfilled items. $29, $58, $15, $129, $75, $22

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

What percent of 18 is 24? and plz explain thx.

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?