What is the surface area of the pyramid?
336 ft2
460 ft2
112 ft2
224 ft2

The table respent two linear functions the equation respented by the first tables is given

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?