A triangular shaped lake-front lot has a perimeter of 800 ft. One side is 100 ft longer than the shortest side, while the third side is 400 ft longer than the shortest side. Find
the lengths of all three sides.

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%

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

What is the lcm of 16 and 40 ? 24 and 40 ?