Answer:
p = 36cm
Step-by-step explanation:
p = 4a
4 × 9 = 36
<em>good luck, i hope this helps :)
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Answer:
Part A: Two pieces of information that are provided by the graph is the median which is 55 and the range which is 20-95. Two piece of information that is not provided by the graph is the mean and mode.
Part B: The interquartile range of the data is 25. It represent the range between the amount of time in minutes that the students of a class surfed the internet.
I am not sure if this is all correct, but i tired. I hope this helps :)
Answer:
y=2/3x+8/3
Step-by-step explanation:
Here ya go!!
Answer:
the rigth arel
Step-by-step explanation:
after 6.2 hours the dose will decay to 70% in your bloodstream.
<h3>How long you must wait for the dosage to decay to 70% in your bloodstream?</h3>
We know that the half-life is 12 hours. Then the exponential relation for an initial dosage of A is:

If the dosage needs to decay to a 70% of the initial dosage, then we must have:

Now we need to solve that for t:
If we apply the natural logarithm in both sides, we get:

So after 6.2 hours the dose will decay to 70% in your bloodstream.
If you want to learn more about half-life:
brainly.com/question/11152793
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