James and Martha Willard are 67 and 65 years old respectively. The couple received the following income items during 2020: Wages from part-time employment Fully taxable pensions Interest from Liberty Bank & Trust Certificates of Deposit Interest from Cedar County (Iowa) Bond Social Security Benefits $10,000 $50.000 $4,000 $2.000 $45.000 What is the taxable amount of their social security benefits? DO NOT USE COMMAS OR DOLLAR SIGNS IN YOUR ANSWER!! IF YOU GET A DECIMAL AMOUNT IN YOUR FINAL ANSWER, ROUND UP THE ANSWER TO THE NEXT WHOLE DOLLAR AMOUNT