What does 81% 90% 80% and 34% average into 20 points

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Which best explains why this triangle is or is not a right triangle?