1/5 as a percent rounded to the nearest hundredth

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply