Answer (13 of the original arrangements are duplicates now, as
AAAF F F FDDDDCC, AAF F F FDDDDCCA, ..., CAAAF F F FDDDDC
are identical): 900900/13 = 69300.
The shape of the distribution is rectangular, also Uniform and Symmetrical
15/x = 5/11
5x = 165
x = 33
Answer:
the answer is in the picture
Step-by-step explanation: