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.
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Question: Monatomic elements have with ____ atoms in each per molecule.

Answer: three


Question: Scullers use ____ oars, sweep oarsmen pull just one.

Answer: two


Question: Burglars attack homes without electronic security ____ times more often than homes with a system.

Answer:
three