SOLUTION: An exam consists of 10 multiple choice questions. Each question has 4 options, A, B, C, and D. In how many different ways can the answer sheet be filled?

Algebra ->  Permutations -> SOLUTION: An exam consists of 10 multiple choice questions. Each question has 4 options, A, B, C, and D. In how many different ways can the answer sheet be filled?       Log On


   

Question 906647: An exam consists of 10 multiple choice questions. Each question has 4 options, A, B, C, and D. In how many different ways can the answer sheet be filled?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
incredibly 4^10
question 1 has 4^1=4
question 1 and 2 have 4^2=16
question 1,2,and 3 4^3=64
etc