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

Q: Smokers die an average of six to _ years earlier than nonsmokers.

A: eight
****
Q: Lantanas bloom in a dense head with individual tubular florets with four or _ lobes.

A: five
****
Q: Ostriches usually live in groups, most commonly one male with _ females.

A:
three
****