YYYY Sdn Bhd$,$ a plastic manufacturing company of plastic products, is planning to make two deposits: RM$25,000$ now and RM$30,000$ at the end of year $6.$ The company wants to withdraw $"$C$"$ at the end of each year for the first six years and $($C $+$ RM$1,000)$ each year for the next six years. Determine the value of $"$C$"$ if the deposits earn $10\%$ interest compounded annually.