In the equation $$\frac{{4050}}{{\sqrt x }} = 450{\text{,}}$$ the value of x is = ?
A. 9
B. 49
C. 81
D. 100
Answer: Option C
Solution (By Examveda Team)
$$\eqalign{ & \frac{{4050}}{{\sqrt x }} = 450 \cr & \Leftrightarrow \sqrt x = \frac{{4050}}{{450}} \cr & \Leftrightarrow \sqrt x = 9 \cr & \Leftrightarrow x = {\left( 9 \right)^2} \cr & \Leftrightarrow x = 81 \cr} $$This Question Belongs to Arithmetic Ability >> Square Root And Cube Root
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