The price of product of a company increases by10% and the turnover increases by 10%. what isthe change in quantity sold? a. 10%b. 8%c. 20%d. no change

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

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%

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax