The table represents a function. a 2-column table with 4 rows. the first column is labeled x with entries negative 6, negative 2, 0, 3. the second column is labeled f of x with entries 3, 1, 4, negative 2. what is f(–2)? –3 –1 1 3

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 (%)