Express 2.6 as a mixed number in lowest terms

Restrictions on f(x) = 1/x+5 and g(x) = x-2

The solution set for 5v2 – 125 = 0 is

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?