Find the answers to the following problems for 30 points! MUST SHOW WORK

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)

When you dilate a figure with a scale factor of 1/2, what will the dilated figure look like?                                                                                           a: the dilated figure will have side lengths that are half the length of the original side lengths.                                                                          b: the angles in the dilated figure will be half the measure of the original figure.                                                                                c: the dilated figure will have side lengths twice the length of the original.