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what is the slope of a line that passes through the points (-4,-3), (4,3)? what is the slope of a line that passes through the points (2,1), (6,3) write the answers as a fraction.

find the average of all odd natural numbers , well as that of all the even natural numbers , less than 20 compare the two averages

there are 28 in our class. one day there were 6 times as many present as there were absent. how many were present? how many were absent? how can i make this questions

Students in a given class were graded A, B, C, D, and F in proportions of 1:3:4:1:1, respectively. How much information is contained in the message (a) You passed (b) You did not get a B