Hurry 30 points! the diameter of mercury is approximately 4.9x10^3 kilometers. the diameter of saturn is 1.2x10^5 kilometers. about how many times greater is the diameter of saturn than the diameter of mercury? 2.4 24 240 2400

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%

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?