In a exponential growth or decay model, is it possible to use irrational numbers for r and still get a normal exponential growth/decay? And what scenario would r be an irrational number?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !