Find the slope of the line that passes through each pair of points. c(-1,2),d(-5,2)

The ratio of blue cards to green cards is 2 to 5. there are 8 blue cards. complete the diagram and explain how you can find the number of green cards.

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.