What are my changes for questbridge match scholarship?

Hey! I’m a senior applying for the Questbridge match scholarship and I’m having some second thoughts. I just wanted to list my stats and get some feedback on whether or not I’ll be a good candidate for the scholarship.

GPA: UW-3.78 W-3.98

ACT: 29 (I’m taking it again soon to aim for a 33+)

Classes: I’m in a full IB course; High-Level Classes: Physics, Psychology, and Music,
Standard Level Classes: Math, English (L&L), and Spanish

Extra-Curriculars: Orchestra (I’ve played cello for almost 6 years), Model United Nations (invited to participate in 2 international conferences), Anti-Human Trafficking group (9th-12th Grade and I am also the senior leader of the group), I also am a self-taught guitarist and spend a lot of my time making music, currently working to make an EP)

Income: I’m not really sure about this but I believe we are around 74,000-94,000 for a family of 8 (my mom’s income supports my grandmother and uncle who live with us).

Job/Work Experience: Started working at Trader Joes so I can pay for my lunch instead of mom and I interned with my states Youth Symphony Orchestra

Awards: Questbridge Prep Scholar (2019)

Summer Activities: Most my summers were spent working independently on music by last summer I was awarded a scholarship to attend a Berklee College of Music summer program for 5 weeks

State: Georgia
School Type: Private (I attend on full merit scholarship)
Ethnicity: Black
Gender: Female
Assets: None
Property: None
Extenuating Circumstances: Grandmother and uncle lives with us, older sister attending college however my mother is paying for it through loans

Essays: I’m writing about my love for music and how it’s helped me cope and also about how much families financial situation shaped my perception of conventional holidays like Christmas.

Colleges I’ll probably Rank: Columbia, Brown, Emory, and adding others soon

If you have any advice that’d be nice!