instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Normal adults appear to require _ to eight hours of sleep per day on average.
answer:
six

question:
All insects have _ pairs of legs and adult wings.
answer:
three

question:
Tee ball is the entry sport to baseball for young players, generally _ to eight years old.
answer:
four