The legs of a right triangle are 12 centimetres and 16 centimeters. what is the length of the hypotenuse?
a. 15 centimeters
b. 17 centimeters
c. 20 centimeters
d.28 centimeters

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%

Select the graph of the solution. click until the correct graph appears. |x| = 3

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000