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Probability with general multiplication rule

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Rosalyn is a teacher who plays a review game with her class. The game involves writing each student's name on an identical slip of paper and selecting students at random. Here's the makeup of her class:
Number of students7185
Suppose that Rosalyn wants 2 different students, so she picks 2 names without replacing names between picks.
What is the probability that both students selected are 11th graders?
Round your answer to two decimal places.
  • Your answer should be
  • an exact decimal, like 0.75