Tara read 80 pages of a book in 3 hours. At this rate, how many hours would it take for her to read 400 pages?

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?