Aused bookstore also started selling used cds and videos. in the first week the store sold a combination of 40 cds and videos. they charged $4 cd and $6 per video and the total sales were $180. determine the total number of cds and videos sold

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12