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(i) The letters \(a\), \(b\), \(c\), ... \(x\), \(y\), \(z\) are used to represent
 
(ii) The algebraic statement of '\(f\) decreased by \(5\)' is
 
(iii) The algebraic statement of '\(s\) divided by \(5\)' is .
 
(iv) If \(A\)'s age is '\(n\)' years now, \(7\) years ago \(A\)'s age was 
 
(v) If '\(p - 5\)' gives \(12\) then '\(p\)' is .