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ATQ;
Let the time after which Raj left the business be 'n' months.
Ratio of profit shares of Ramesh and Raj
= (4800 × 12) : (7200 × n)
= 57600 : 7200n
= 8 : n
Now,
8 : n = 4 : 5
⇒ 4n = 40
⇒ n = 10
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