When making homemade ice cream in a hand-cranked freezer, the tub containing the ice cream mix is surrounded by a brine (water/salt) solution. To freeze the ice cream mix rapidly so that smooth and creamy ice cream results, the brine solution should combine crushed ice and rock salt in a ratio of 5 to 1. Use this for following Exercises
The adult daily dosage for a certain medicine is 80 mg (milligrams) for every 25 pounds of body
weight.
a. At this rate, find the daily dose for a woman who weighs 190 pounds.
b. If she is to receive this medicine every 6 hours, find the amount to be given every 6 hours.