In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Input: Consider Input: Coral reefs make up only _ per cent of the area of the Great Barrier Reef.

Output: five


Input: Consider Input: Catholic systems comprise _ of the twenty largest healthcare systems in the country.

Output: ten


Input: Consider Input: Most scientists currently recognize _ living species of sea turtles grouped into six genera.


Output: seven