A car company makes cars in 3 colours (C = {red, green, black}) and in 2 styles (S = {3-door, 5-door}).The 3-door model is the only car available in red. Which of the formulae represent red, 3-door cars?

Question

Quizplus · Accepted Answer

The correct representation for red, 3-door cars is the intersection of the set of cars that are red (a subset of C) and the set of cars that are 3-door (a subset of S), which is denoted by C∩S. This intersection specifically identifies cars that are both red and 3-door, fitting the criteria given.

A Car Company Makes Cars in 3 Colours (C =