A) After 9 months
B) After 7 months
C) After 3 months
D) After 5 months
Correct Answer: C
Solution :
Let, B remain in business for x months. According to the question, A and B get equal profit. \[\therefore \] \[\frac{3750}{5000}=\frac{x}{12}\] \[\Rightarrow \] \[5000\times x=3750\times 12\] \[\Rightarrow \] \[x=\frac{3750\times 12}{5000}=9\] months i.e., B joined the business after 3 months.You need to login to perform this action.
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