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: Malaria kills up to ____ million people each year.

A: two
****
Q: Pertussis is highly contagious with symptoms that can linger ____ to ten weeks.

A: six
****
Q: Every person is a carrier for about ____ rare genetic conditions.

A:
ten
****