How does the slope of a line segment relate to the rate of change?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Paul can type 60 words per minute and jennifer can type 80 words per minutes.how does paul's typing speed compare to jennifer's