Find the percent of change. Round to the nearest tenth, if necessary. Nate scored a 990 on his first attempt on the SAT and a 1140 on his second attempt.

Mercury poisoning is dangerous overload of mercury within the body. a major source of mercury within the body, a major source of mercury poisoning is consuming fish that contain mercury. certain fish are more prone to having higher levels of mercury than others. the pie chart shows the distribution of four breeds of fish at a hatchery. the hatchery has approximately 6,000 fish. a biologist from the centers for disease control and prevention randomly test 5% of each breed of fish for mercury content. her findings are shown in the following table. based on the biologist's findings, if a single salmon is randomly selected from those that were tested, what is the probability that this particular fish would have a dangerous mercury level? a) 0.001 b) 0.004 c) 0.02 d) 0.08

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Need this asap if anyone can i would be very grateful. if you could show workings that would really