In cyclic quadrilateral $pqrs,$ \[\frac{\angle p}{3} = \frac{\angle q}{4} = \frac{\angle r}{5}. \]find the largest angle in quadrilateral $pqrs,$ in degrees.

How was the sat? what type of questions for math, writing and reading. did anyone get a near perfect score and if so how long did it take to study. i am very stressed and want to get at least a 1450.