TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Silks are susceptible to infection during the first _ days after initiation.

SOLUTION: five

PROBLEM: Gravity is the weakest of all _ forces but unlike the others it has an unlimited range.

SOLUTION: four

PROBLEM: Precision is the key to storing _ bits per cell.

SOLUTION:
two