Item 3 Colby graphed a scatter plot of student exam scores (y) and the number of hours each student had slept the night before the exam (x). She drew the trend line and calculated its equation to be y=9/2x+60

What is the predicted score for a student who slept 6 hours the night before the exam?

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.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Which value of y will make the inequality y< -1 false?