TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Tin exists in _ allotropic forms.

SOLUTION: three

PROBLEM: Piglets are born with stripes, which disappear in the first _ months.

SOLUTION: six

PROBLEM: Burglars attack homes without electronic security _ times more often than homes with a system.

SOLUTION:
three