11. The economic downturn in the mid-2000's had a devastating effect on the automobile industry: more people than ever were hanging onto used cars as long as they could, and safety was affected. According to a survey conducted in 2012, out of 400 cars that were given inspections while getting an oil change, 138 needed brake repairs, 94 needed new tires, and 78 needed both. Create a Venn diagram for this information. Using the Venn diagram created, a. find the number of cars that didn't need either repair b. find the number with good tires that needed new brakes U