TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Black people live about _ fewer years, on average, than white people do.

SOLUTION: six

PROBLEM: Imago is a group of _ young musicians whose love for music is full of passion.

SOLUTION: four

PROBLEM: Grasshoppers produce sound by _ mechanisms called stridulation and crepitation.

SOLUTION:
two