Dan bought nine posters. a week later half of all his posters were destroyed in a fire. there are now only 14 posters left how many did he start with?

What is the approximate circumference of the circle shown below?

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Multiply sixth of sixty six by a half of ten show step by step method