Please answer all of these questions

Required a. How much pension expense (revenue) does DuPont report in its 2015 income statement? b. DuPont reports a $1,554 million expected return on pension plan assets as an offiset to 2015 pension expense. Approximately, how is this amount computed (estimate from the numbers reported)? What is DuPont's actual gain or loss realized on its 2015 pension plan assets? What is the purpose of using this expected return instead of the actual gain or loss (return)? c. What main factors (and dollar amounts) affected DuPont's pension liability during 2015? What mairn factors (and dollar amounts) affected its pension plan assets during 2015? What does the term funded status mean? What is the funded status of the 2015 DuPont pension plans? DuPont decreased its discount rate from 4.55% to 3.93% in 2015, what effect(s) does this decrease have on its balance sheet and its income statement? d. e. f. How did DuPont's pension plan affect the company's cash flow in 2015? (Identify any inflows and outflows, including amounts.) Explain how the returns on pension assets affect the amount of cash that DuPont must contribute to fund the pension plan. Required a. How much pension expense (revenue) does DuPont report in its 2015 income statement? b. DuPont reports a $1,554 million expected return on pension plan assets as an offiset to 2015 pension expense. Approximately, how is this amount computed (estimate from the numbers reported)? What is DuPont's actual gain or loss realized on its 2015 pension plan assets? What is the purpose of using this expected return instead of the actual gain or loss (return)? c. What main factors (and dollar amounts) affected DuPont's pension liability during 2015? What mairn factors (and dollar amounts) affected its pension plan assets during 2015? What does the term funded status mean? What is the funded status of the 2015 DuPont pension plans? DuPont decreased its discount rate from 4.55% to 3.93% in 2015, what effect(s) does this decrease have on its balance sheet and its income statement? d. e. f. How did DuPont's pension plan affect the company's cash flow in 2015? (Identify any inflows and outflows, including amounts.) Explain how the returns on pension assets affect the amount of cash that DuPont must contribute to fund the pension plan