Answer: 4/13 or 0.308
Step-by-step explanation: Let event A be selecting a face card and event B be selecting a 3. A has 12 outcomes and B has 4 outcomes. Because A & B are disjoint events the probability is:
P( A or B)= P(A) + P(B)= 12/52 + 4/52 = 16/52 simplified to 4/13