Enhancement Scroll

I know this have been brought up before but I would like a confirmation.

Is this list correct or is it wrong?

1-30 - 1 att
31-99 - 2 att
100-150 - 3 att
150-200 - 4 att
200-225 - 5 att
226-250 - 6 att
251-265 - 7att
261-280 - 8 att
281-300 - 9 att

When the scroll works on a weapon or can they give less/more w/m.att?

I know this have been brought up before but I would like a confirmation.

Is this list correct or is it wrong?

1-30 - 1 att no idea
31-99 - 2 att no idea
100-149 - 3 att fixed
150-199 - 4 att fixed
200-249 - 5 att fixed
250-299 - 6 att fixed
300-349 - 7att fixed
350-399 - 8 att fixed
400-449 - 9 att fixed
and so on

When the scroll works on a weapon or can they give less/more w/m.att?

no, they always give those values, but there is a small chance that it gives no attack at all.

no, they always give those values, but there is a small chance that it gives no attack at all.

thank you.