As the size of the center region increased, from 1 x 1 to 2 x 2 to 3 x 3, etc. , how many color tiles were added to the surrounding border every time the size of the Center Square increased by one square? A. 1
B. 4
C. 9
D. 16

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Given the graphed function below which of the following orders pairs are found on the inverse function

Whoever gets this right gets the ! the half life of a soul smelling substance is 4 years. if you have 8 oz of this strange substance, how much of it will you have after 20 years? show work.