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.

Q: Atoms are extremely small, on the order of a few ____ billionths of a meter.

A: ten
****
Q: Spermatogenesis creates ____ sperm of equal size.

A: four
****
Q: Rakes can weigh as little as ____ pounds or as much as five pounds.

A:
three
****