Betweenwhich pair of numbers is the exact product of 379 and 8

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%

What dimensions can créate more than one triangle ?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9