You will be the math junior teacher for the next two weeks. In order to succeed in your mission, you have a lot of research to do. Your first one is to research 3 interesting ratios. Example: A five-year-old is likely to have a head to body ratio of about one to six.
Write each ratio in three different ways.
For each ratio, write 2 equivalent ratios.

Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?