TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Cats There are thirty _ recognised species of cats and a whole host of subspecies or races.

SOLUTION: five

PROBLEM: Transitional milk is secreted between about four days and _ days postpartum.

SOLUTION: ten

PROBLEM: Many land snails can lift _ times their own weight up a vertical surface.

SOLUTION:
ten