Suppose that pade point werages of undergraduate students tone university have a beill shaped distribution with a mean of 2.55 and a standard den 0.44 Using the empirical rule, what percent of the students have grade point averages that are between 1.23 and 3.877

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Someone which statements are true? check all that apply.