While driving on the highway, dave averages 60 miles per hour. in the city, he averages 30 miles per hour. on a trip to his grandmother's house, dave drives 2 3/5 hours on the highway and 1 1/5 hours in the city.

When only separate discreet points are graphed it is called?

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

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 (%)