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

Q: Liquids usually descend in three to five seconds, and solids in _ to twenty seconds.

A: eight
****
Q: Rainforests cover less than _ percent of the Earth's surface.

A: two
****
Q: Honeybees perform _ other types of dance.

A:
two
****