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.

Nymphs reach maturity in five to ____ months, with faster maturation at higher temperatures.
ten

Cichlids are popular in the aquarium hobby for a ____ reason.
four

Plants lose vigor and decline in abundance within ____ to four years.

three