3 years ago

My test scores have been 85,80,95 and 65. What must I earn on my next test to have a mean score of at least 80. Please show work

1 answer:

3 0

Hope that helps! Let me know if you’d like me to clarify something :)

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avanturin [10]

answer b is true 3.4x3.4 = 11.56

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3 years ago

Misha Larkins [42]

i believe your answer will be 0.04 or 4/100

OR if you need an equivalent expression, that would be 81/2187

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3 years ago

antiseptic1488 [7]

2/ 3 - (3 - 1) * 3 - 1 = -4
Simplify
= 2/-4
which is
= -2/4
Then simplify again
= -1/2

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3 years ago

mash [69]

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Step-by-step explanation:

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Nastasia [14]

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2 years ago