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Digital SAT
Digital SAT Mathematics - Calculator Section

Probability of Selecting a Girl

Easy Problem Solving And Data Analysis Probability And Statistics

In a classroom, there are 30 students. Out of these, 18 are girls and 12 are boys. If a student is selected at random, what is the probability that the selected student is a girl?

To find the probability, use the formula:

$$P(A) = \f\frac{n(A)}{n(S)}$$

Where:

  • $$P(A)$$ = Probability of event A
  • $$n(A)$$ = Number of favorable outcomes
  • $$n(S)$$ = Total number of outcomes

Hint

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