Is the NJ Ask hardest test ever taken?

No, the NJ ASK (New Jersey Assessment of Skills and Knowledge) is not the hardest test ever taken. While it's a significant test for New Jersey students, there are many other standardized tests and academic examinations around the world that are considered far more challenging, such as the SAT, ACT, GRE, LSAT, MCAT, and various international olympiads in math, science, and other fields. The difficulty of a test is also subjective and depends on individual student strengths and weaknesses.