The answer is 7 cups of water are needed for 21 cups of flour.
Shown work:
1 cup of water=3 cups of flours
? Cup of water=21 cups of flours
21 divided 3=7
1 multiply by 7= 7 cups of water needed
<span>True, a megalopolis is described as a city that has a certain level of both economic and population growth which both San Diego and San Francisco have- San Fran more-so than San Diego.</span>
I believe the answer would be the first choice (4 of each color) because of how similar the probabilities are. The table showed that the probabilities are very similar, and this model represents that.