Question 4
There are three groups of snowmen, with five snowmen standing in a row in each group. From left to right, each snowman takes a hat from a stack, working from the top down.
How should the groups of snowmen be matched to the stacks of hats so that every snowman gets a hat of the right size?
How should the groups of snowmen be matched to the stacks of hats so that every snowman gets a hat of the right size?
