instruction:
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.
question:
Atoms are extremely small, on the order of a few ____ billionths of a meter.
answer:
ten


question:
Light chains exist in ____ classes, lambda and kappa.
answer:
two


question:
New hair can be visible within ____ weeks of completing chemotherapy.
answer:

four