At memorial hospital, 9 of the 12 babies born on tuesday were boys. in simplest form, what fraction of the babies born on tuesday were boys?

What statement is true? 2x^2-9x+2=-1

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?