When Joseph first starts working at a grocery store, his hourly rate is $ 10 $10dollar sign, 10. For each year he works at the grocery store, his hourly rate increases by $ 0.50 $0.50dollar sign, 0, point, 50

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)?