Supplementary essay and personal statement

Well I want a supplementary essay on ucla, Berkeley , ucsd, Harvard, ,Yale ,Princeton, , Columbia and personal statement for all of them
deadline is 2 months

Essay: 625 to 650 words and 1 page if possible

So I’m from Saudi Arabia and I have 3.9 gpa and in my National exam in Saudi I got 98 out of 100 and I have volunteered in Saudi Arabia’s national museum and I was accepted in one of the most selective programs for the biggest oil company Saudi Aramco. So basically I want you to put in a way that is exceptional and also mentioning a bit about my culture and If any questions about my culture I’m here