instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Blood is made up of _ parts.
answer:
four


question:
Birds begin dying of fowl cholera _ to nine days after exposed to the virus.
answer:
four


question:
Wild chimps spend about _ hours a day looking for food, either up in the trees or on the ground.
answer:

seven