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Rina8888 [55]
3 years ago
5

Plz help for points plzzz

Mathematics
2 answers:
White raven [17]3 years ago
4 0

Answer: 5.3

Step-by-step explanation: Do 9.8 (Friend swim depth) - 4.5 (dolphin jump height) to get your answer.

koban [17]3 years ago
3 0

Answer: 5.3

Step-by-step explanation: You just subtract 9.8 minus 4.5. Also it can't be anything else because your adding and subtracting negative numbers

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Which of the following is the equation of a line parallel to the line y = 4x + 1, passing throughout the point (5,1)?
snow_tiger [21]
The answer is A. When you put it into slope-intercept form it is the only equation that turns out parallel, and when you plug in the x value 5 you get the y value of 1, which means it passes through the point (5,1)
7 0
3 years ago
An article estimates, with 90% confidence, that the proportion of elementary school teachers who are female is 82%. The article
GREYUIT [131]

Answer:   (80% , 85%)

Step-by-step explanation:

We know that, confidence interval for population proportion is given by :-

(p-E , p+E)

, where p = sample proportion , E = Margin of error.

Given : Proportion of elementary school teachers who are female = 82%.

The article also states the maximum error of their estimate = 3%.

Then, the 90% confidence interval for the proportion of elementary school teachers who are female will be :

(82%-2% , 82%+3%)

= (80% , 85%)

Hence, the resulting 90% confidence interval for the proportion of elementary school teachers who are female = (80% , 85%)

5 0
3 years ago
Suppose that y varies directly with x and y=12 when x=-2. What is x when y=-6<br> Please help me!!
hodyreva [135]

Answer:

x = 1 because when you multiply negative 2 by negative six you get twelve. when you multiply positive one by negative six you get negative six.

8 0
3 years ago
10 points!!! Please help I’m stuck on this question.
kakasveta [241]

Answer:

9m^2+17m-9

Step-by-step explanation:

4 0
3 years ago
Whats the equation help pls.
garik1379 [7]

Answer:

One bottle cost 0.41 cents

Step-by-step explanation:

5.89 - 3.43 = 2.46

2.46 divided by 6 = 0.41

I did not add tax.

6 0
3 years ago
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