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The average height of all 23 students in a class is 132.5 cm. The average height of the 14 boys in the class is 135.2
The average height of all 23 students in a class is 132.5 cm. The average height of the 14 boys in the class is 135.2 cm. What is the average height of the girls in the class?
(A) 129.1 cm (B) 128.6 cm (C) 129.8 cm (D) 127.9 cm (E) 128.3 cm
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