Conditional Probability & the Rules of Probability

Directions: Using the digits 1 through 9, once each, fill in the blanks so that the statement is true. Source: Mark Alvaro and Kerri Swails

Directions: Using the digits 1 through 9, once each, fill in the blanks so that the statement is true. Can you find more than one? Source: Kerri Swails, Mark Alvaro