Permutations and Combinations - Data Intensity 1 :: Discussion


34.In a question paper, there are four multiple choice type questions, each question has five choices with only one choice for it�s correct answer. What is the total number of ways in which a candidate will not get all the four answers correct?
A.19
B.120
C.624
D.1024
Answer:  Option  C
Explanation:

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Published by:Michael Daani

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