MortalMan8974 MortalMan8974

29-12-2020
Mathematics

contestada

Brooke has scores of 84, 72, 90, 95, and 87 on her first five quizzes. After taking the sixth quiz, Brooke's mean score increased. Which could be Brooke's sixth quiz score? Select three options. 85 90 83 86 92

Respuesta :

ChoiSungHyun ChoiSungHyun

29-12-2020

Step-by-step explanation:

Mean average = (84 + 72 + 90 + 95 + 87) / 5 = 85.6

For the mean score to increase, the new score must be greater than 85.6.

Hence the correct options are 90, 86 and 92.

Answer Link

abbymarkiewicz abbymarkiewicz

05-02-2021

Answer:

b, d, and e

Step-by-step explanation:

Answer Link

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