Question

Kara has five exam scores of 63, 59, 67, 75, and 73 in her biology class. What score does she need on the final exam to have a mean grade of 70? Round your answer to two decimal places, if necessary. (All exams have a maximum of 100 points.)

Answer 1

Answer:

72.2 mark should be scored to get mean 70

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Answer 2

Answer:

She need to secure 83 if she want a mean grade of 70