There Are 29,735 Undergraduate Students Enrolled at a Certain University

Multiple Choice

There are 29,735 undergraduate students enrolled at a certain university. The age distribution is as follows:
$$\begin{array} { c c } \hline \text { Age Range } & \text { Number } \\\hline 13 - 14 & 5 \\15 - 17 & 280 \\18 - 22 & 12,050 \\23 - 30 & 10,931 \\31 \text { and up } & 6469 \\\hline \text { Total } & 29,735\end{array}$$
What is the probability that a student is less than 18 years old?

A) 0.0096
B) 0.0094
C) 0.218
D) 0.00017