Grade improvement and study motivation

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Triangle abc was translated 2 untits to the right and 3 units down. write the algebraic rule that describes the translation that was applied to triangle abc to create triangle a'b'c'.