Question
Ramesh and Raj started a business by investing Rs. 4,800
and Rs. 7,200 respectively. Raj withdrew his money after a few months. At the end of one year, their profit was divided in the ratio 4:5. Find out after how many months Raj left the business.Solution
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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