1 year ago

Help! M/J Grade 8 Pre-Algebra

Mathematics

1 answer:

OleMash [197]1 year ago

3 0

Answer: i dont know

Step-by-step explanation: i thought i did.

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In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on th

WARRIOR [948]

Answer:

$Weighted\ Average = 73$

Step-by-step explanation:

Given

$Lab = 21\%$

$Tests = 25\%$

$Exam = 29\%$

$Lab\ Score = 60$

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$Second\ Test = 69$

$Exam = 79$

Required

The weighted average

To do this, we simply multiply each score by the corresponding worth.

i.e.

$Weighted\ Average = Lab\ worth * Lab\ score + Tests\ worth * Tests\ score.....$

So, we have:

$Weighted\ Average = 21\% * 60 + 25\% * 81 + 25\% * 69 + 29\% * 79$

Using a calculator, we have:

$Weighted\ Average = 73.01$

$Weighted\ Average = 73$ --- approximated

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Step-by-step explanation:

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A triangle has sides measuring 5 inches and 8 inches. If x represents the length in inches of the third side, which inequality g

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Step-by-step explanation:

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