Kai wrote 85 on the board is 85 prime or composite. explain‼️

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

When only separate discreet points are graphed it is called?

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 (%)