Water is being drained from a pool at a constant rate. the depth of the water is intially 200cm
after 3 minutes, the depth of the water is 179cm
find the total time it takes for the depth of the water to decrease to 144 cm

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?

Which equation is represented by the graph below?