Question

50 cars were inspected of which 23 needed new brakes 34 needed new
exhaust system and 6 needed neither. How many cars needed new brakes, but not a new
exhaust system?​

Answer 1

Answer:

Number of cars that needed new brakes or new exhaust system is 50 - 6 = 44. Number of that needed new exhaust system is 34. Therefore, number of cars that needed new brakes but no new exhaust system is . 44 - 34 = 10.

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