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: American women are four to ____ times more likely than Asian women to die of breast cancer.

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

A: ten
****
Q: Photons have ____ mass or charge, but are electromagnetic, as are light, uv, and radio waves.

A:
no
****