Give the percent strength of a solution that contains 3 mL of a pure drug and 12 mL of solution

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

How can you check that you have correctly converted frequencies to relative frequencies?