Tell whether each expression in the table is equivalent to 8^8 , 8^6 , or neither

Do 12/14 and 8/10 have the same value? explain your answer.

Driving 75 mph, it takes alicia 2 hours to reach the airport to go on a vacation. it then takes her 4 hours to get to her destination with the jet traveling at a speed of 400 mph. how many miles does alicia travel to get to her destination?

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.