harriet needs to ship a small vase. the box she will use has a volume of 216 cubic inches. if the side lengths are all the same, what is the length of each side of the box

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 (%)