The scores of students on the SAT college entrance examinations at a certain high school had a normal distribution with mean and standard deviation . (If necessary, round answers below to at least four decimal places.)

(a) What is the probability that a single student randomly chosen from all those taking the test scores 541 or higher?

The capulet and montague families love writing. last year, each capulet wrote 444 essays, each montague wrote 666 essays, and both families wrote 100100100 essays in total. this year, each capulet wrote 888 essays, each montague wrote 121212 essays, and both families wrote 200200200 essays in total. how many capulets and montagues are there? choose 1

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.