My sister has baked 97 chocolate chip cookies 129 oatmeal cookies and 66 sugar cookies to sell at the food bazaar. If each box must contain

My sister has baked 97 chocolate chip cookies 129 oatmeal cookies and 66 sugar cookies to sell at the food bazaar. If each box must contain an equal number of each type of cookie. What is the largeat possible number o boxe of cookies. How many cookies will she have left over.