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. 5
B. 7
C. 4
D. 3
Answer:D
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. 5 B. 7 C. 4 D. 3