Two numbers are in ratio $4:5$ and their difference is $6$. The smaller number is

Two numbers are in ratio $4:5$ and their difference is $6$. The smaller number is
  1. $24$
  2. $30$
  3. $6$
  4. $4$

Solution

$5k - 4k = k = 6 \Rightarrow$ smaller $= 4 \times 6 = 24$.

Asked in: MH-SSC-9

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