Maths

A class test consists of 4 Algebra questions,W ,X,Y and Z, and 4 Geometry questions,A,B,C and D.The teacher decides that the questions should be arranged in two sections.Algebra followed by Geometry,with questions in each section arranged in a random order Find the number of arrangement in which questions W and B are next to each other. Find the number of arrangements in which questions X and D are separated by more than four other subjects.

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    https://www.jiskha.com/questions/1804057/a-A-class-test-consists-of-4-Algebra-questions-W-X-Y-and-Z-and-3-Geometry-questions-A-B-C

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