The exam scores of all 500 students were recorded and it was determined that these scores were normally distributed. if jane's score is 0.8 standard deviation above the mean, then how many, to the nearest unit, students scored above jane?

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?