Question : Suresh, Dinesh, and Ramesh became partners in a business by investing money in the ratio of 3 : 6 : 8. If their investments are increased by 5%, 15%, and 20%, respectively, then what will be the ratio of their profits for one year?
Option 1: 7 : 46 : 64
Option 2: 19 : 46 : 64
Option 3: 21 : 46 : 64
Option 4: 35 : 46 : 64
Correct Answer: 21 : 46 : 64
Solution :
The initial ratio of their investment = 3 : 6 : 8
Let the investment by Suresh be
Investment by Dinesh is
And, Investment by Ramesh is
Now, their investments are increased by 5%, 15%, and 20% respectively.
⇒ Investment by Suresh
=
Investment by Dinesh
=
And, Investment by Ramesh
=
So, Required ratio =
Hence, the correct answer is 21 : 46 : 64.
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