In the figure given below, P is a point on AB such that AP:PB=5:4 . PQ is parallel to AC
and QD is parallel to CP. AR and QS are
perpendicular to CP. Length of QS=6 then
ratio of AP:PD=a/b where a, b are relatively
coprime and positive number. Then a+b=?

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

How can i differentiate this equation?