standard_description: Understand that rewriting an expression in different forms in a problem context can shed light on the problem and how the quantities in it are related. For example, a + 0.05a = 1.05a means that “increase by 5%” is the same as “multiply by 1.05.”
problem_activity: Task
The figure below gives the depth of the water at Montauk
Point, New York, for a day in November.
[IMG]
How many high tides took place on this day?
How many low tides took place on this day?
How much time elapsed in between high tides?


aligns: no