Understanding Hospital Insurance or HI Give It A Try Complete the following: 1. Another name for the Hospital Insurance trust fund is Medicare 2. The employer HI rate is in decimal form 0.0145 or in percentage 3. The Supplemental HI rate is in decimal form 0.009 or in percentage 4. The HI wages cap does not exist 1.45 %. 0.9 %. Compute the following. Note: Round each to the nearest cent and if an amount is zero, enter "0". a. Angelina's current earnings are $3,729.00. Year to date she has earned $67,800. Angelina's 2018 HI withholding, for this pay period, is: $ b. Faye's current earnings are $6,743. Year to date she has earned $122,600. Faye's 2018 HI withholding, for this pay period, is: $ C. Sophia's current earnings are $14,625. Year to date she has earned $195,000. Sophia's 2018 HI withholding, for this pay period, is: $ And her supplemental withholding, for this pay period, is: $