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

[EX Q]: Screws provide at least _ times the holding power of nails.
[EX A]: seven

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

[EX Q]: Some countries have _ laws prohibiting insider trading.
[EX A]:
no