bob pays his gym 99 per month and can attend 12 group classes. each additional class costs 5. if his bill for the month was 124, how many extra classes did he attend

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

What’s the range cuz i can’t find it?