Witch number is a factor of 18 but not a mutiple of 3?

When only separate discreet points are graphed it is called?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

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 (%)