Sum of money divided among $3$ children in ratio $2:3:5$. Total Rs. $1000$. Eldest's share is

Sum of money divided among $3$ children in ratio $2:3:5$. Total Rs. $1000$. Eldest's share is
  1. Rs. $500$
  2. Rs. $200$
  3. Rs. $300$
  4. Rs. $1000$

Solution

$10$ parts $= 1000 \Rightarrow$ each $= 100$. Eldest $= 500$.

Asked in: IMO

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