A starts a business with Rs. 25,000. After 6 months B joins A with Rs. 15,000. Find their profit sharing ratio after one year.

10 : 07 10 : 03 07 : 03 07 : 05

10 : 03

A     :     B Inv. ratio  ⇒   5      :     3 Time ratio ⇒   2     :     1   Profit ratio⇒   10   :    3                 *(Profit =  Inv. × time)