What is the equation for the translation of x2 + y2 = 16 seven units to the right and five units up? (x − 7)2 + (y + 5)2 = 16 (x + 7)2 + (y + 5)2 = 16 (x − 7)2 + (y − 5)2 = 16 (x + 7)2 + (y − 5)2 = 16

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 (%)