If P denotes ‘+’, Q denotes ‘-’, R denotes ‘÷’, S denotes – McqOptions

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1.	If P denotes ‘+’, Q denotes ‘-’, R denotes ‘÷’, S denotes ‘x’ and 28P8R4Q3S1= a3, then the value of 'a' is
A.	2
B.	1
C.	3
D.	4
Answer» D. 4

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