1.

If A denotes '+', B denotes '­', C denotes 'x' and D denotes '÷', then which of the following statement is true?

A. 8B6D2A4C3 = 15
B. 8A8B8C8 = ­48
C. 9C9B9D9A9 = 17
D. 3A3B3C3A3D3 = 4
Answer» C. 9C9B9D9A9 = 17


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