Joseph is weaving a ceremonial Native American sash. The sash will be 8 feet long when it is completed.
Joseph wants to add a diamond shape every 0.4 feet along the sash.
How many diamonds will the sash have when it is completed?

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)?