In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Q: Pups are unable to swim or find food until seven to _ weeks old or until the ice melts .

A: eight
****
Q: Humans seem to be able to sense at least _ forms of energy.

A: eight
****
Q: Girls are _ times more likely to be depressed and twice as likely to attempt suicide.

A:
seven
****