Post Enrollment Rate Calculation Formula based on Enrollment of Another Plan

Summary:

Hi experts,

My client has a plan ("Plan B") for a savings fund in which a participant can choose to contribute an amount that is a multiple 1x - 12x of the premium rate of another plan ("Plan A"). They must first select their coverage level in Plan A, which has has options of 1x - 6x salary and the rate is calculated with a variable rate based on age. Then they can choose for Plan B an election of 1x - 12x the multiple of the Plan A premium that they enrolled in. I need to be able to calculate the