TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Canadian women have a _ in nine chance of getting breast cancer.

SOLUTION: one

PROBLEM: Urushiol oil can be active on any surface for _ years and possibly longer.

SOLUTION: five

PROBLEM: Most camera lenses are like a _ by six picture frame.

SOLUTION:
four