TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Cluster flies are covered with fine golden hairs and have _ stripes on the thorax.

SOLUTION: no

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

SOLUTION: eight

PROBLEM: Manatees have only _ neck vertebrae.

SOLUTION:
six