Dr. Johnson sees a group of patients in the waiting room.
There are two patients in front, two in behind, and one in the middle.
How many patients are there?
Dr. Johnson sees a group of patients in the waiting room.
There are two patients in front, two in behind, and one in the middle.
How many patients are there?
Answer:
Three.
( 1 2 ) 3
1 (2 3)
1 (2) 3
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