roderick purchased a single life annuity for $$950000.$ the annuity provides a monthly payment for the rest of his liferoderick purchased a single life annuity for $$950000.$ the annuity provides a monthly payment for the rest of his life. roderick has recieved payments totaling $550000.$ he has named his adult child with disabilites as his benefidicary of the annuity in his will. if roderick dies today, how much of the annuity will be included in his gross estate