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:
Luminosity decreases by almost four orders of magnitude in approximately ____ million years.
answer:
five


question:
Mages can select from ____ spheres of magic - fire, water, air, earth and astral.
answer:
five


question:
Eagles successfully rear one or ____ nestlings each season.
answer:

two