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

[EX Q]: Saturated bonds are when each of the carbons has _ single bonds as in the top figure.
[EX A]: four

[EX Q]: Smokers tend to become disabled and retire early _ times more than non-smokers.
[EX A]: six

[EX Q]: Charter boats are smaller vessels hired by a private party of four to _ individuals.
[EX A]:
six