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Maru [420]
4 years ago
7

A and B are two similar shapes.

Mathematics
1 answer:
elena55 [62]4 years ago
4 0
Set it up as a proportion. 12 / 15 = 200 / x. Then cross multiply to get 3000 = 12x. Divide by 12 on both sides so x = 250.
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Why does 3+5=8 help you find 8-5
Nat2105 [25]

Answer:

Step-by-step explanation:

let me see if I can explain this...

3 + 5 = 8....those 2 numbers added together equals the total(8)...if u take the total(8) and subtract one of the numbers, it gives u the other number.

8 - 5 = 3 and 8 - 3 = 5

here's another one...

30 + 60 = 100

100 - 30 = 60 and 100 - 60 = 30

7 0
4 years ago
What is the probability that a randomly chosen number between 1 and 100 is even?
EleoNora [17]
There is a 50% chance that a randomly chosen number between 1 and 100 will be even.
3 0
3 years ago
Read 2 more answers
A recatangle's length is 2 units more than twice its width.It's area is 40 square units.The equation w(2w+2)=40 can be used to f
sattari [20]
The answer is four because you solve simplify the equation given and W could equal 4 or -5, and since the width can not be a negative number it has to be 4.
6 0
4 years ago
A topic or recent clinical interest is the possibility of using drugs to reduce infarct size is patients who have myocardial inf
Elanso [62]

Yes, there is statistical evidence that the drug is effective in reducing infarct size because p-value is less than the significance value.

<h3>How to find hypothetical Evidence?</h3>

Let us first define the hypotheses;

Null Hypothesis; H₀: µ = 25

Alternative Hypothesis; H₁: µ < 25

Standard Deviation; σ = 10

Sample mean; x' = 16

Sample size; n = 8

z-score is;

z = (16 - 25)/(10/√8)

z = -2.55

From online z-score table, the p-value is 0.005

Since p-value is less than the significance value, then we reject the null hypothesis and conclude that the drug is effective in reducing infarct size.

Read more about Hypothetical Evidence at; brainly.com/question/875167

#SPJ1

5 0
3 years ago
Which list is ordered from least to greatest?
olga55 [171]
It would be A. It is A because 5 is negative, 2.1 is negative, 0.3 and 3.1 are positive. Also 5 is greater than 2.1, so in this case -5 would be before -2.1.
4 0
3 years ago
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