TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Most children recover from croup in _ to five days.

SOLUTION: three

PROBLEM: Pelycosaurs are a paraphyletic group of _ primitive families of synapsids.

SOLUTION: six

PROBLEM: Many foster homes have only one or _ foster children.

SOLUTION:
two