Please answer all questions listed

First - 1. Draw the whole and explain your reasoning. a. The shaded portion represents 5. Draw the whole. b. The shaded portion represents 15. Draw/Show the whole. 2. Name the fraction marked by "X" on the number line. Explain your answer. X 2 3. On each model of - below, model a fraction that is equivalent to . Name the equivalent fraction. 4. On p. 375 in your textbook, the authors provide four different ways to compare fractions mentally. Indicate what these four ways are and what they mean