• # question_answer If $'\Delta '$ stands for $'+','{\mathrm O}'$ stands for$'-',\text{ }'\square '$ stands for $'\times '$ ' and ?*? stands for$'\div ',$ then which of the following is correct? A)            B)  C)                  D)  f

Solution :

: [a] $8\div 2\times 4-2\times 2\times 2\times 2=0\ne 2.$ [b] $14\div 2-8+2\times 6=11\ne 10$ [c] $13-7+3\times 3\div 3=9=9$ [d] $9-5\times 4+28\div 4=-4\ne 4$

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