What is 5.269 written as a mixed number

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer

Would greatly appreciate these 3 answers

The label on a can of lemonade gives the volume as 12 fl 0z or 355ml verify that these two measurements are nearly equivalent