1) If 213 x 16 = 3408, then 1.6 x 21.3 is equal to : A) 3,408 B) 1.72 C) 34.08 D) 340.8 Answer: Option CExplanation:1.6x21.3 = 1610×21310=16×21310×10Given ,16x213 = 3408 So,16×21310×10=3408100= 34.08