What if someone has 8 necklaces .one fourth of the necklace are blue .how many necklaces are blue?

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.

Which one ? is the answer and how to find this answer

Consider the function f(x)=-5x+3 what is f(-2)