A human hair was measured to have a diameter of 3.15 times 10 Superscript negative 3 inches. The width of a piece of paper was measured to be 3.94 times 10 Superscript negative 3 inches thick. In scientific notation, how much thicker is the piece of paper than the hair? Answers: 0.79 times 10 Superscript negative 6 inches 7.9 times 10 Superscript negative 4 inches 0.79 times 10 Superscript negative 3 inches 7.9 times 10 Superscript negative 2 inches