# What is the probability that a randomly selected student from this school is a boy?

The following two-way table displays information about favorite sports cars that resulted from a survey given to all students at Shore High School.

$$\begin{array}{|c|c|}\hline & \text{Corvette (C)} & \text{Porsche (P)} & \text{Ferrari (F)} & \text{Total} \\ \hline \text{Boys (B)} & 90 & 60 & 120 & 270 \\ \hline \text{Girls (G)} & 110 & 141 & 79 & 330 \\ \hline \text{Total} & 200 & 201 & 199 & 600 \\ \hline \end{array}$$

What is the probability that a randomly selected student from this school is a boy?

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Brighton
Formula: P(B) = (total number of boys) + (total)
Identify the variables:
Total number of boys = 270
Total = 600 P(B)=?
Substitute:
$$\displaystyle{P}{\left({B}\right)}=\frac{{270}}{{600}}=\frac{{9}}{{20}}$$