Paul Revere was a patriot in the American Revolution against the British. Name the city where he lived and died. The Paul Revere House is still located in this city.
In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.
In the given diagram, the triangle represents the set of people who posses a car, the square represents the set of people who possess a house, and the circle represents the set of people who possess gold.
What is the total number of people who possess a house and gold but do not have a car?