A quiz has 1 true-false question and 2 multiple choice questions that each have 4 answers. What is the probability that someone guessing all 3 answers will get 100% on the quiz?
1 Answer
Aug 3, 2017
Explanation:
The probability of getting the true-false question correct is
The probability of getting the first multiple choice question correct is
The probability of getting the second multiple choice question correct is also
The probability of getting all of the questions correct (that is, getting the first question correct and the second question correct and the third question correct) is
#1/2 * 1/4 * 1/4 = 1/32#
So, there is a