TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Most cats have only _ to five toes per paw, depending on whether it is the front or back paw.

SOLUTION: four

PROBLEM: Temperatures occasionally fall below _ but only last a very short time.

SOLUTION: zero

PROBLEM: Abortion takes more lives every six months than the Civil War claimed in _ years.

SOLUTION:
four