Problem
A. A lab exercise required 225 ml of water to be poured from a two-liter container of distilled water. How many liters of distilled water were left in the original container? Show your work.
B. The weight of a small bag of sugar is 2.43 kg. Cakes are baked for a college scholarship fundraiser. It takes 100 grams of sugar to make one small cake. How many whole cakes can be made from a single bag of sugar? How many grams of sugar will be left over? Show your work.
C. A nutritional experiment is conducted using lab rats. One group (control group) is fed a normal diet, while the other group (experimental group) is fed a diet high in protein. There were 30 rats total used in the experiment. At the end of the experiment, the average mass (weight) of rats in the control group was 59.8 g while the average mass (weight) of rats in the experimental group was 0.0781 kg. What is the difference in mass between the two groups, expressed in grams? Show your work.