• # question_answer If 'A' means $\times$ 'B' means $'\div ',$ 'C means'+' and 'D' means $'-',$ then 21 C 3 D 6 A 8 B 2 = ? A)  13                               B)  0              C)  8                                D)  10

: $21+3-6\times 8\div 2=0.$