Elena goes for a long walk this graph shows her time and distance traveled throughout the walk what was her fastest speed in miles per hour I'LL GIVE BRAINLIEST IF YOU HELP ME​

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Write the equation in logarithmic form m^x=n

What is the simplified form of square root of 400 to the 100th power ?