13. LO.2 Rex, age 55, is an officer of Blue Company, which provides him with the following nondiscriminatory fringe benefits in 2021.

• Hospitalization insurance premiums for Rex and his dependents. The cost of the coverage for Rex is $2,900 per year, and the additional cost for his dependents is

$3,800 per year. The plan applies a $2,000 deductible, but his employer contributed

$1,500 to Rex’s Health Savings Account (HSA). Rex withdrew only $800 from the HSA, and the account earned $50 of interest during the year.

• Insurance premiums of $840 for salary continuation payments. Under the plan, Rex will receive his regular salary in the event he is unable to work due to illness.
Rex collected $4,500 on the policy to replace lost wages while he was ill during the year.
• Rex is a part-time student working on his bachelor’s degree in engineering. His employer reimbursed his $5,200 tuition under a plan available to all full-time employees.
Determine the amounts that Rex must include in gross income.