How many sixths make 1/3

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

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i