What is seven and one fifths written as a percent

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

Which strategy is used by public health to reduce the incidence of food poisoning?