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

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


[Q]: Hair grows in _ cycles.
[A]: three


[Q]: Air shipping is a massive energy hog, generating _ times the fuel emissions as shipping by truck.
[A]:
five