Can somebody plz help answer all 3 of these correctly (only if u done this before) thanks :3 WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST :D

Is the figure congruent? yes or no?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.