Someone me with this, and explain but also do the work so i can see your answer and then read how you got it.

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

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

I’m still confused on how to work the percentages