(935421 x 625) = ?
A. 575648125
B. 584638125
C. 584649125
D. 585628125
E. None of these
Answer: Option B
Solution (By Examveda Team)
$$\eqalign{ & 935421 \times 625 \cr & = 935421 \times {5^4} \cr & = 935421 \times {\left( {\frac{{10}}{2}} \right)^4} \cr & = \frac{{935421 \times {{10}^4}}}{{{2^4}}} \cr & = \frac{{9354210000}}{{16}} \cr & = 584638125 \cr} $$This Question Belongs to Arithmetic Ability >> Number System
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