1. Pasta is properly boiled using a ratio of 5 parts of water to 3 parts of pasta. a. Look at the picture

b. Why are these quantities proportional?

2. Johnny is filling his hot tub with water. The hot tub is 30 inches deep. He notices it takes 4 minutes to fill the tub with 2 inches of water. He says it will take one hour to fill the tub all the way to the top if it continues at the same rate. Is he correct? Explain.