TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Pups are unable to swim or find food until seven to _ weeks old or until the ice melts .

SOLUTION: eight

PROBLEM: Horse chestnuts have opposite branching and a compound leaf, which is palmate, with _ leaflets.

SOLUTION: five

PROBLEM: Most soccer balls require between _ and nine pounds of air.

SOLUTION:
four