I need help with this problem, the picture is below... And here are the choices coreesponding to the question:

604.1 cm²

575.3 cm²

398.5 cm²

287.6 cm²

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)

There are 40 girls and 32 boys who want to participate in 6th grade intramurals. if each team must have the same number of girls and the same number of boys, what is the greatest number of teams that can participate in intramurals? how many girls and boys will be on each team?

Let b(t) be the number of unread books remaining on alex's bookshelf after reading consistently for t months. so, b(9) = . this means that , the .