Selling price is 20 $ and the rating of sales tax is 7% what is the sales tax

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?