There were 72 ice skaters at the ice skating rink. some of the ice skaters got cold and left. now there are 14 ice skaters at the ice skating rink. how many ice skaters left the ice skating rink? ice skaters left the ice skating rink.

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

True or false look at the picture pls : /

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%