Gemma mean speed on her drive home from chicago is 56 mph. if the total trip is 532 miles how long should she expect the drive to take?

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 (%)