Answered: A student must answer 6 out of 8…

A student must answer 6 out of 8 questions on an exam. How many different ways can he do the exam? If the first two questions are mandatory, how many ways can he do the exam?

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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A student must answer 6 out of 8 questions on an exam. How many different ways can he do the exam? If the first two questions are mandatory, how many ways can he do the exam?

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