instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Rainforests cover less than _ percent of the Earth's surface.
answer:
two


question:
Rams can be policerate, often producing _ horns.
answer:
four


question:
Infants sleep in their mother's nest until they are about _ years of age.
answer:

three