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

[EX Q]: Plants are _ feet apart with ten feet between rows.
[EX A]: four

[EX Q]: Psychoanalysis is an intensive form of psychotherapy that meets _ to five times a week.
[EX A]: four

[EX Q]: Roots grow mostly sideways and can extend up to _ times the height of the tree.
[EX A]:
three