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

[Q]: Pelvic fins are well developed, and rather narrow, with _ to ten fin rays.
[A]: nine


[Q]: Most smokers try to quit at least _ or six times before they succeed, researchers say.
[A]: five


[Q]: Metamorphosis takes over _ months and the froglets come out really small.
[A]:
five