SOLUTION: 3.) Number of 2 letter words that can be made from the letters in the word MYTZEPLIK, multiplied by 10
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Question 1077036: 3.) Number of 2 letter words that can be made from the letters in the word MYTZEPLIK, multiplied by 10
Found 3 solutions by Boreal, math_helper, ikleyn:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
It is 9C2=36
multiplied by 10=360.
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
9 unique letters to chose from...
9 choices for first letter * 8 choices for 2nd letter = 72
72*10 =
This assumes:
1. MY and YM (for example) are distinct.
2. In forming a word, the first letter chosen is not available as a choice for the 2nd letter (no replacement).
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Another tutor said 9C2. If assumption #1 is valid, 9C2 is incorrect. If assumption #1 is invalid, 9C2 is correct.
Answer by ikleyn(52779) (Show Source): You can put this solution on YOUR website!
.
The correct answer is .
All other answers are incorrect.
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