In a class of 200 students, 95 take geography, 115 take history and 60 take both geography and history. Calculate: A student takes geography given that he takes history A student takes history given that he takes geography A student takes geography or history.

In a class of 200 students, 95 take geography, 115 take history and 60 take both geography and history. Calculate: A student takes geography given that he takes history A student takes history given that he takes geography A student takes geography or history.

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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Question

In a class of 200 students, 95 take geography, 115 take history and 60 take both geography and history. Calculate:

A student takes geography given that he takes history
A student takes history given that he takes geography
A student takes geography or history.

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