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There are 100 students who are taking history or sociology. If 10 are taking both courses and 45 are taking just history, how many are taking sociology?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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There are 100 students who are taking history or sociology. If 10 are taking both courses and 45 are taking just history, how many are taking sociology?

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