Assume that 3-month Treasury bills totaling $28 bilion were sold in $10,000 denominations at a discount rate of 6.000%. In addition, the Treasury Department sold 6-month bills totaling $26 bilion at a discount rate of 5.045% a. What is the discount amount for 3-month bills? (Do not round Intermediate calculations. Round your final answer to the nearest cent.) Discount amount for 3 month bils S b. What is the discount amount for 6-month bills? (Do not round Intermediate calculations. Round your final answer to the nearest cent.) Discount amount for 6-month bills c. What is the effective rate for 3-month bills? (Do not round intermediate calculations. Round your fins to the nearest hundredth percent.) Effective rate for 3-month bills d. What is the effective rate for 6-month bils? (Do not round inte mediate calculations. Round your fing st hundredth percent.) Effective rate for 6-month bills