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: Presta valves are the skinnier of the _ valve types.

A: two
****
Q: Whiteflies cause _ types of damage to plants.

A:
two
****