Correct option is C
99 D 9 C 11 B 21 D 21 = ?
After changing symbols-
99 ÷ 9 × 11 - 21 ÷ 21
121 – 1 = 120
So, 120 is correct answer.
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Question
If 'A' means '+', 'B' means '-', 'C' means '×' and 'D' means '÷', then
99 D 9 C 11 B 21 D 21 = ?
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