Total students = 350; boys:total students = 4/5. Boys? Girls?

Which expression shows the sum of the polynomials with like terms grouped together

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

Answer for 10 points show work you guys in advanced < 3