If 44% of the students in a certain collage are female and there are 2640 female students what is the total number of students in the total students

Sorry guys but as you have a small brain

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?