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Showing posts from March, 2019

AMC 10A 2019

Ahh, AMC season. What a great time to be alive (not). This year's AMCs were... interesting. So I take the AMC from 12 - 1:15, and on that day, I of course had to have two quizzes before the AMC. Fun. But they were pretty easy, and I mostly just focused on AMC stuff and rest. Leading up to this AMC 10A, my main goal was to qualify for USAJMO. So optimally, I wanted a > 124 or even 130 to give myself a good shot. So that's around 20-22 questions. So I take the test, and let's get into it. Problems are here: https://artofproblemsolving.com/wiki/index.php/2019_AMC_10A_Problems Problem 1: This was a major L. Remember how I said I needed 20-22 correct? Well yeah... I kinda blew it. I got this one wrong X_X I put 2^0 + 1 = 1 on my paper and literally wrote the answer as B) 1. And there goes 6 points ughhhhhhhhhhhhhhh. Problem 2: This one was surprisingly thought provoking, unlike normal #2s. Quick thing is to just factor out 15! and notice it's divisible by 1000, ...