Math 30-2 Set Theory

13. A car dealer conducted a survey of 230 customers about three options: power steering (S), power windows (W), and automatic headlights (H). . 126 like the steering. . 23 like the steering and windows, . 87 like the windows. but not the headlights. . 105 like the headlights. . 22 like the windows and headlights, but not the steering. . 31 like the headlights and steering, but not the windows. . 12 like all three options How many customers did not like any of the three options? Explain your