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Author Question: A student earned grades of 84, 78, 84, and 72 on her four regular tests. She earned a grade of 78 on ... (Read 72 times)

cmoore54

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  • Posts: 568
on: Jul 25, 2018
A student earned grades of 84, 78, 84, and 72 on her four regular tests. She earned a grade of 78 on
  the final exam and 86 on her class projects. Her combined homework grade was 87.
 
  The four
  regular tests count for 40 of the final grade, the final exam counts for 30, the project counts for
  10, and homework counts for 20. What is her weighted mean grade? Round to one decimal
  place.
  A) 81.3 B) 80.2 C) 81.2 D) 82.1

Question 2

The owner of a small manufacturing plant employs six people. As part of their personnel file, she
  asked each one to record to the nearest one-tenth of a mile the distance they travel one way from
  home to work.
 
  The six distances are listed below:
  26 32 29 16 45 19
  A) 18.9 mi2 B) 5043.6 mi2 C) 15.8 mi2 D) 107.0 mi2


jaaaaaaa

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Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

D


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