1.

If'+' is called 'subtraction?,\['-'\]is called 'multiplication \['\div ',\] is called 'addition' and \['\times '\] is called 'division: then \[9\times 3\div 4-1+2=?\] (SOF NCO 2017)

A.  5                                
B.  3/2                              
C.  -1                               
D.  4  
Answer» B.  3/2                              


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