Can someone smart at math help me cause a girl tried and can’t do this vodo thing my teacher gives me

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Through non-collinear points there is exactly one plane.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?