The point (2,–5), when reflected across the origin, maps onto the point . answers : (–5,2) (5,–2) (–2,5) (2,5)

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 (%)