If 6 workers complete a certain task in 12 days, how many workers are needed to finish the same task in 4 days?

Let us take the Task to be Done as : T

Given : 6 Workers complete the task in 12 days

6 Workers do a Work of in One Day

If the Task is needed to be completed in 4 days :

Each Day work should be Done

We found that :

6 Workers do a Work of in One Day

6 × 3 Workers do a Work of in One Day

18 Workers do a Work of in One Day

18 Workers do a Work of T in 4 Days

unless if u could do my questions, if not i wouldn't want to