Practical Exercises. Solve the following problems and check your answers.
If 50 tablets contain 0.625 gram of an active ingredient, how many
tablets can be prepared from 31.25 grams of the ingredient?
If 50 tablets contain 1.5 gram of active ingredient, how much of the
ingredient will 1375 tablets contain?
If 3 doses of a liquid preparation contain 7.5 grains of a substance,
how many doses will be needed to give a patient 80 grains of the substance?
If 1.5 grams of a coloring agent are used to color 250 liters of a
solution, how many liters could be colored by using 0.75 grams of the coloring agent?
A solution contains 1/4 grain of morphine sulfate per 15 minims. How
many minims will contain 1/6 grain of morphine sulfate?
A vial of regular insulin contains 100 units per milliliter. How many
milliliters should be given to a patient to obtain 18 units?