TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Presta valves are the skinnier of the _ valve types.

SOLUTION: two

PROBLEM: Indoor cats live _ times as long as outdoor cats.

SOLUTION: three

PROBLEM: Female athletes can strengthen hamstrings by jumping rope for a few minutes _ times a week.

SOLUTION:
three