The cash flows for two investement projects are as given:

(a) For project A, find the value of X that makes the equivalent annual receipts equal that equivalent annual disbursement at i=15%

(b) For A to be preferred over B, determine the minimum acceptable value of X in year 2 at i=12% on an AE criterion.

Proiect's Cash Flow $4,500 $1,000 $6,500 -$ 1 ,400 $1,400 -$1 ,400 - $1,400 $1,000 $1,000