There are 99 chickens, ducks and geese. Ducks are twice as big as chickens. Geese are three times as big as ducks

There are 99 chickens, ducks and geese. Ducks are twice as big as chickens. Geese are three times as big as ducks

Chicken 99 / (3x3 + 2) = 9
Ducks 9x2 = 18
Geese 18x3 = 54