Gwen bought 3 1/4 yards of fabric for $16.22. write and solve an equation to determine how much 12 yards would cost.

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)?