Select the word-pair that best represents a similar relationship to the one expressed in the pair of words given below.
(The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.)
Palate : Mouth
What will come in the place of the question mark (?) in the following equation, if '+' and 'Γ' are interchanged and 'β' and 'Γ·' are interchanged?
25 Γ 8 β 3 Γ· 2 + 1 = ?