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.

Rodents contaminate ____ times more food than they eat.
ten

Warts have a finite life span of anywhere from six months up to ____ years.
five

Organic material means anything made up of ____ elements carbon, hydrogen, nitrogen, and oxygen.

four