What is the smallest number of ducks that could swim in this formation

1.	What is the smallest number of ducks that could swim in this formation - two ducks in front of a duck, two ducks behind a duck and a duck between two ducks ?
A.	3
B.	5
C.	7
D.	9
Answer» B. 5

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What is the smallest number of ducks that could swim in this formation - two ducks in front of a duck, two ducks behind a duck and a duck between two ducks ?

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