Amit, Rohit, and Neha started a business with same time period with investments of Rs. (b - 1,500), Rs. (b), and Rs. (b + 500) respectively. Rohit's profit is invested in a scheme that offers simple interest at the rate of 8% per annum for four years, and the interest received is Rs. 4,800. If the total profit in the business is Rs. 9,000 more than double the profit of Rohit, then which of the following statement(s) is/are correct? (A) The value of 'b' is a multiple of 15. (B) Neha gets nearly 46% of the total profit. (C) The sum of the investment of Amit & Rohit is completely divisible by 7.