hello and hope you doing well. Really hope you help me with question and include part A,B,C,D. Engineering economy question.

Hope you please use MARR = 5% on these problems, and not use formula, just use factors equations.

Thanks and wish you the best

*31 For THE CASH Flow SHOWN BELOW FIND THE FOLLOWING: THE PRESENT VALUE WHAT THE POSITIVE GRADIENT MUST START WITH (sustenD OF 2000) IF IT ALONE WAS TO RAISE THE PRESENT VALUE TO PV = + $1,000 WHAT THE GRADIENT PAKET (now #1,000) MUST BECOME IF ET ALONE WAS TO RAISE THE P.V. TO P.V. = + $1,000. WHAT THE ANNUAL COST (Now -750 YEAHS 2 to 7) MUST BE REDUCED TO IF IT ALONE WAS TO RAISE The P.V. to PVE+#1,000. AGAIN MARR = 5% A 22000 o-1-2-3-4-5-6-7 to t 750 750 150 iso 150 25,000 750 *31 For THE CASH Flow SHOWN BELOW FIND THE FOLLOWING: THE PRESENT VALUE WHAT THE POSITIVE GRADIENT MUST START WITH (sustenD OF 2000) IF IT ALONE WAS TO RAISE THE PRESENT VALUE TO PV = + $1,000 WHAT THE GRADIENT PAKET (now #1,000) MUST BECOME IF ET ALONE WAS TO RAISE THE P.V. TO P.V. = + $1,000. WHAT THE ANNUAL COST (Now -750 YEAHS 2 to 7) MUST BE REDUCED TO IF IT ALONE WAS TO RAISE The P.V. to PVE+#1,000. AGAIN MARR = 5% A 22000 o-1-2-3-4-5-6-7 to t 750 750 150 iso 150 25,000 750