If every measurement of a trapezoid was multiplied by 3, how would its surface area be affected?

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

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%

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?