A and B start a business with investments of Rs. 5000 and Rs. 4500 respectively. After 4 months, A takes out half of his capital. After two more months, B takes out one-third of his capital while C joins them with a capital of Rs. 7000. At the end of a year, they earn a profit of Rs. 5080. Find the share of each member in the profit. `A-R s .1400 ,\ B-R s .1900 ,\ C-R s .1780` `A-R s .1600 ,\ B-R s .1800 ,\ C-R s .1680` `A-R s .1800 ,\ B-R s .1500 ,\ C-R s .1780` `A-R s .1680 ,\ B-R s .1600 ,\ C-R s .1800` None of these