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9 at state college last term 71 of the students in a physics course earned an a 78 earned a b 112 got a c 78 were issued a

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#9 At State College last term, 71 of the students in a Physics course earned an A, 78 earned a B, 112 got a C, 78 were issued a D, and 69 failed the course. If this grade distribution was graphed on pie chart, how many degrees would be used to indicate the A region?

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Answer to a math question #9 At State College last term, 71 of the students in a Physics course earned an A, 78 earned a B, 112 got a C, 78 were issued a D, and 69 failed the course. If this grade distribution was graphed on pie chart, how many degrees would be used to indicate the A region?

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120 Answers

\text{Total number of students} = 71 + 78 + 112 + 78 + 69 = 408

\text{Degrees for A region} = \left(\frac{71}{408}\right) \times 360^\circ = \frac{71 \times 360}{408} \approx 62.647 \text{ degrees}

\text{Answer: 62.647 degrees}.

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