Every 1/2 hour naomi s stretches her neck every 1/3 at work she stretches her legs and everyone 6 hour she stretches her arms which part of her body will naomi stretch when two thirds of an hour has passed

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 (%)

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

Can someone me with my math problem pls my teacher is on my back about this