Which of the following is correct? The less words used the better

The fewer words used the better

Which of the following is correct? It's less than two miles away

It's fewer than two miles away

Which of the following is correct? Fewer than 6000 tourists visit per year

Less than 6000 tourists visit per year

Which of the following is correct? I've had less ideas lately

I've had fewer ideas lately

Which of the following is correct? Easy patterns have fewer pieces

Easy patterns have less pieces

Which of the following is correct? The street now has fewer trees

The street now has less trees

Which of the following is correct? Women are having fewer children

Women are having less children

Which of the following is correct? Can we have less meetings?

Can we have fewer meetings?

Which of the following is correct? To lose weight I eat less cheese

To lose weight I eat fewer cheese

Which of the following is correct? It weighs less than 6 pounds

It weighs fewer than 6 pounds