Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

[Q]: Naiads have ____ caudal filaments and external gills.
[A]: two

[Q]: Studies show that childhood obesity is epidemic and that one in ____ children is overweight.
[A]: five

[Q]: Female fish produce an average of ____ to six hundred thousand eggs.
[A]:
five