1/8 is a interger, rational number, irrational number, real number, whole number, natural number its a mutliple answer question

Which expression will have the same sum as 3_8 + 1/4?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol