1/ She is well in her thirties.
2/ She is well over thirty.
Of these two women who do you think is older?
Roger
2/ She is well over thirty.
Of these two women who do you think is older?
Roger
Who is older?
Either, but "2/" could be 105 etc, whereas "1/" is less than 40.
This is one way of reading it. If there are corrections, I look forward
to reading them.
This is one way of reading it. If there are corrections, I look forward
to reading them.
It implies that #2 is older, but it could be either depending on the context...
I'd phrase it "She is well into her thirties." Of course you cannot determine for certain who is older but it's probably 2.