TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Most orangutans are _ to five feet long, some can reach a length of six feet.

SOLUTION: four

PROBLEM: Light falls on a _ dimensional object and creates a shadow.

SOLUTION: three

PROBLEM: Female dugongs give birth to just one calf about once every _ years.

SOLUTION:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
five

