Matematik
Sandsynlighed
"The names of 5 students from section A, 6 students from section B and 7 students from section C were selected. The age of all the 18 students was different. Again, one name was selected from them and it was found that it was of section B. What was the probability that it was the youngest student of the section B?"
Svaret er
Men hvorfor er det ikke
?
Svar #1
28. marts kl. 16:06 af ringstedLC
Der gives en masse "fyld"-information som du skal sortere i.
Tip: "it was found that it was of section B.", - og der er hvormange elever...
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