More Lessons for Problem Solving and Data Analysis
More Lessons for SAT Math
More Resources for SAT
This video is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.
Units — Basic example
A high school class is measuring the amount of nitrate in a local stream. To be considered safe to drink, the maximum amount of nitrate that can be present in water is 10 milligrams per liter. The class takes a sample of 15 liters (L) of water. If the number of milligrams per liter of nitrate in the stream water is 3/4 of the maximum that is safe to drink, how many milligrams (mg) of nitrate should the class expect to find in their sample?
Go to next Question
Try the free Mathway calculator and
problem solver below to practice various math topics. Try the given examples, or type in your own
problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.