But while Akerson may be an unknown quantity in Detroit, he is well-known to Whitacre.
Still an unknown quantity: where Rockne S. O'Bannon's Cult will end up on the schedule.
Yet in spite of this unknown quantity at the beginning, we begin afterwards to reckon with ourselves.
His blame was plentiful; his praise so rare as to be almost an unknown quantity.
The Somerville High nine is somewhat of an unknown quantity too.
But how, in this case, to find out what was the unknown quantity?
The voting strength of the world is about to be doubled, and the new element is absolutely an unknown quantity.
For the amount of advertising that such a publisher is likely to do is an unknown quantity.
Unfortunately, however, the question involves more than one unknown quantity.
But she was now dealing with an unknown quantity, which she could not gauge.