Tom goes to rent a cabin for a few days. He is told that 4 nights will be $200 and 8 nights will be $480. What is the unit rate for this? (Use the slope formula)

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)?