A committee of \(3\) has to be formed randomly from a group of \(6\) people. If Tom and Mary are in this group of \(6,\)

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A committee of \(3\) has to be formed randomly from a group of \(6\) people. If Tom and Mary are in this group of \(6,\) what is the probability that Tom will be selected into the committee but Mary will not?

A. \(\dfrac1{10}\)

B. \(\dfrac15\)

C. \(\dfrac3{10}\)

D. \(\dfrac25\)

E. \(\dfrac12\)

Answer: C

Source: GMAT Club Tests
Source: — Problem Solving |