Bucknell meets 100 pct of need. Did you run the Bucknell NPC? The FAFSA EFC is not what individual colleges will expect. Private colleges that meet need will use more extensive financial info to calculate your parent and student contribution. You will likely have student loans in your package.
Average ACT 25% to 75% is 27 to 32
Avg SAT 25% to 75%
SAT Critical Reading 580 680
C9 SAT Math 620 720
SAT Writing 600 690
62% are in top 10 pct of class
I’d say your chances are very good.