A) 1 month
B) 2 months
C) 3 months
D) 4 months
Correct Answer: C
Solution :
A's 1 month's investment \[=Rs.(4500\times 12)\] \[=Rs.54,000\] Let B joins after x months. \[\therefore \] B's 1 month's investment \[=Rs.\,3,000\,\,(12-x)\] By hypothesis \[54,000:3,000(12-x)=2:1\] or \[\frac{18}{12-x}=2\] or \[18=24-2x\] or \[2x=6\] \[\therefore \] \[x=3\] monthsYou need to login to perform this action.
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