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: Buses are ____ times as fuel efficient as cars.

A: five
****
Q: Girls are ____ times more likely than boys to attempt suicide.

A: three
****
Q: Ozone is a gas made up of ____ oxygen atoms.

A:
three
****