A started a business with Rs. 18000. After 4 months B joins with Rs. 24000. After 2 more months C joins with Rs. 30000. At the end of 10 months C received Rs. 1850 as his share. Find the total profit. Select:
A) Rs. 7955
B) Rs. 7030
C) Rs. 8510
D) Rs. 6845
E) None of these
Explanation:   Ratio of capitals of A, B and C   = (18000 × 10) : (24000 × 6) : (30000 × 4)   = 15 : 12 : 10   Let the total profit be Rs. x.   C's share = Rs. 10x/37   =&gt; 10x/37 = 1850   =&gt; x (1850 × 37)/10 = 6845   Hence, the total profit = Rs. 6845   Answer: Option Rs. 6845
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A started a business with Rs. 18000. After 4 months B joins with Rs. 24000. After 2 more months C joins with Rs. 30000. At the end of 10 months C received Rs. 1850 as his share. Find the total profit.