Find $x$: $5:x::15:9$.

Find $x$: $5:x::15:9$.
  1. $3$
  2. $45$
  3. $\dfrac{1}{3}$
  4. $5$

Solution

$5 \times 9 = 15x \Rightarrow x = 3$.

Asked in: MH-SSC-9

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