Question

Possible grades for a class are A, B, C, D, and F. (No +/− 's.)

How many ways are there to assign grades to a class of six students?

Answer 1

The number of different permutations of n different things taken k at a time with repetitions is
\[\large n^{k}=4^{6}=you\ can\ calculate\]

Answer 2

Just calculated and answered and it says it is wrong.
= 4,096

Answer 3

is it \[5^{6}\] = 15,625 that's it!!!

Answer 4

@XirenitaRockera 5^6 is correct. My bad. I missed counting the F grade.