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"out of"
math fraction in a phrase for t over 12 = t/12
1/2
A number that can't be expressed as a fraction is an irrational number
In that phrase, "unit" means "equal to 1".
out of
"out of"
It is a "rational number".
Yes, it is a phrase that indicates time. It will be an adverbial phrase.
mathematical phrase
math fraction in a phrase for t over 12 = t/12
By the enclosure.
in any case
since
An adposition is a grammatical element which combines with a phrase and indicates how the phrase should be interpreted in the surrounding context.
The same as for "binary tree". Enter that phrase in Answer.com for the definition.
repeated phrase or motif