Mr. kim travels 32 weeks a year for work. He is home the other 20 weeks. There are 7 days in a week. Which of the following basic facts can Mr. Kim use to help find the number of days he is home. A. 2x7
B. 3x7
C. 32+7
D. 20+7

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%

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

What is the total area of the figure?