SOLUTION: The letters of the word STAR are written on individual cards. If you always choose three cards and then put them back before the next set of three cards, how many different permuta

Question 443699: The letters of the word STAR are written on individual cards. If you always choose three cards and then put them back before the next set of three cards, how many different permutations will you have?
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
When you pick the first card, you have 4 possibilities.
For the second, you have 3 possibilities.
For the third, you have 2 possibilities.
4*3*2 = 24
There are 24 ways to arrange the 3 cards drawn from 4
ARS
ART
ASR
AST
ATR
ATS
TAR
TAS
TRA
TRS
TSA
TSR
RAS
RAT
RTA
RTS
RSA
RST
SAT
SAR
STA
STR
SRA
SRT
Done.
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