A$22 item has been marked up 15% what is the new price?

Which of the following is the shape of a cross section of the figure shown below

What’s the range cuz i can’t find it?

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?