Answer:
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For the answer to the question above, I believe the answer is simply <u><em>8.
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2 groups divided into four participants. So all in all people needed is 8.
I hope this helped you. Have a nice day!
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It is 1 16/25
Hope it helps ;-)
If you do 27-12 (which is 15) you add 15 to 13 and 20
It has two roots
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