A multiple choice test has 6 questions and each question has 4 choices. In how many ways could a student get exactly one of the questions wrong? Assume he answers all the questions.

Expert Answers
tjbrewer eNotes educator| Certified Educator

The student has 24 different possible answers.  Of those answers 6 are correct.  24-6=18.  There are 18 wrong answers, and therefore 18 opportunities to answer any one of the questions wrong. 

abbypres123 | Student

the student could get one of the questions wrong 18 differnt ways