Silvia is growing trees and studying their heights. Her data is shown below. Tree type Height (meters) Birch 3 \dfrac{1}{4}3 4 1 3, start fraction, 1, divided by, 4, end fraction Spruce 2 \dfrac{7}{8}2 8 7 2, start fraction, 7, divided by, 8, end fraction Oak 3 \dfrac{1}{2}3 2 1 3, start fraction, 1, divided by, 2, end fraction What is the difference between the heights of the birch and spruce trees? meter

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.