PLEASE HELP By the way, TWO people need to answer so I can mark brainliest.

Ineed if you could explain and give me the answer you! this needs done

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 (%)

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth