If A denotes '+', B denotes '×', C denotes '-', and D denotes '÷', then what will come in place of '?' in the following equation? (51 D 17) A (21 B 9) C 78 A (16 D 4) = ?

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If A denotes '+', B denotes '×', C denotes '-', and D denotes '÷', then what will come in place of '?' in the following equation?

(51 D 17) A (21 B 9) C 78 A (16 D 4) = ?

A124

B106

C118

D112

Answer:

(51 D 17) A (21 B 9) C 78 A (16 D 4) = (51 ÷ 17) + (21 × 9) - 78 + (16 ÷ 4) = 3 + 189 - 78 + 4 = 196 - 78 = 118

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