You can buy 2 dvds for the same price you would pay for 3 cds selling for $13.20 a piece. explain how you could find the price of 1 dvd.

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)