SAT scores: BAsed on data from the College Board, SAT scores are normally distributed with a mean of 1518 and a standard deviation of 325. Find the...

SAT scores: BAsed on data from the College Board, SAT scores are normally distributed with a mean of 1518 and a standard deviation of 325. a. Find the percentage of SAT scores greater than 2000; b. find the percentage of SAT scores less than 1500; c. find the percentage of SAT scores between 1600 and 2100