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PilotLPTM [1.2K]
3 years ago
14

HELP!

Mathematics
2 answers:
Verdich [7]3 years ago
4 0
A) Rate of change is 0.208
Rate of change is change in Y divided by the change in X. Let Y be the Dosage. Let X be the Weight.
Subtract first dosage from the second:
7.5 - 5 =2.5

Subtract the first weight from the second:
36 - 24 = 12

Now divide:
2.5 ÷ 12 = 0.208

b) It is linear. Instead of subtracting the first from the second, just subtract the second from third:
10 - 7.5 = 2.5
48 - 36 = 12

Or the third from the fourth
12.5 - 10 = 2.5
60 - 48 = 12

Or the fourth from the fifth
15 - 12-5 = 2.5
72 - 60 = 12

What do you notice? You get 2.5 and 12 for all of them, thus the relationship is linear.
nasty-shy [4]3 years ago
3 0

Answer:

the rate is 0.208

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I want to install carpet in my living room, which is 200 inches long and 50 ft wide. The carpet is sold for 5000 naira per yard2
inn [45]

Answer:

462962.96 naira

Step-by-step explanation:

This problem is complicated by the use of two different units.  I chose to use inches for the dimensions of the carpet.

200 in long

50 ft wide = 50 x 12 = 600 in.

Area = 200 x 600 = 120000 in^2

A square yard is a square 36 in. x 36 in. = 1296 in^2

Divide 120000 by 1296 to find out how many square yards of carpet you'll need.

120000 / 1296 = 92.59

Multiply by 5000 naira/yd^2 = 462962.96

7 0
3 years ago
Please answer quickly
Pie
Answer: subtraction
Reasoning: You need to subtract 3 from both sides first.
7 0
3 years ago
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How would logx (49) = x look like in exponential form
Ivanshal [37]

I'm assuming the given log equation is \log_{\text{x}}(49) = \text{x}

If so, then the exponential form is \text{x}^{\text{x}} = 49

This is because the general form \log_{\text{b}}(\text{x}) = \text{y} transforms into \text{y} = \text{b}^{\text{x}}

For both equations, the 'b' is the base.

5 0
2 years ago
Brian usually brushes his teeth in the morning, but 10% of the time he forgets. What is the probability that he will forget to b
Katena32 [7]

Using it's concept, it is found that there is a 0.001 = 0.1% probability that he will forget to brush his teeth three days in a row.

<h3>What is a probability?</h3>

A probability is given by the <u>number of desired outcomes divided by the number of total outcomes</u>.

In this problem, for each day, there is a 0.1 probability that he forgers to brush his teeth, and days are independent, hence for 3 consecutive days the probability is given by:

p = (0.1)³ = 0.001.

More can be learned about probabilities at brainly.com/question/14398287

#SPJ1

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2 years ago
At the concession stand medium soda cost $1.25 hot dogs cost $2.50. Natalie's group brought in pizza but is buying the drinks at
PSYCHO15rus [73]
The answer is sixteen 1.25 ÷ 20 = 16
4 0
3 years ago
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