2 years ago

Use the following data set to answer question 8:

Mathematics

1 answer:

stira [4]2 years ago

6 0

Answer:

15.1 to nearest tenth.

Step-by-step explanation:

The 7 is the lowest number so the mean would increase if taken away.

New mean = (8 + 12 + 13 + 15 + 18 + 19+21) / 7

= 106 / 7

= 15.14

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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

$Lab = 21\%$

$Tests = 25\%$

$Exam = 29\%$

$Lab\ Score = 60$

$First\ Test = 81$

$Second\ Test = 69$

$Exam = 79$

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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Anne has three more dollars than Freddy. Together they have $99. How many dollars does each have?

Tamiku [17]

Anne has 51. Freddy has 48.

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Levart [38]

Answer:

Nicole is more expansive

Step-by-step explanation:

x for Rhonda replaced by 2 = 21. X for Nicole replaced by 2=24

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Paula a college student earned $3,600 one summer during the following semester she spent $2500 for tuition $650 for rent and $43

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The fraction you are looking for is expenses/earnings

So (2500+650+434)/3600
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2 years ago

Convert 12midnight to 24h clock system

Leno4ka [110]

Answer:

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