The oldest three smith children took reading exams and scored 91%, 89%, and 97% respectively. If four smith children had a test average of 92%, what did the youngest child score on the exam?

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

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.

Find the domain of the following expression: 1/(√x)-2