Answer:
<h2>
<em>2</em><em>0</em><em>x</em><em>y</em><em>-</em><em>1</em><em>5</em><em>y</em><em>z</em></h2>
<em>Option </em><em>D </em><em>is </em><em>the </em><em>right </em><em>option.</em>
<em>Solution</em><em>,</em>
<em>
</em>
<em>hope </em><em> </em><em>this </em><em>helps.</em><em>.</em><em>.</em>
<em>Good </em><em>luck</em><em> on</em><em> your</em><em> assignment</em><em>.</em><em>.</em><em>.</em>
Answer: 285
Step-by-step explanation:\
9,690/34=285
285 cars were shipped
Instead of adding more fraction strips you would take some away to get a smaller number.
She asked her friends, which does not represent a random sample.
She tried to show cause and effect without doing an experiment (which includes simple random sample, control group, treatment, etc).
So the answer is she did not use a random sample, and tried to show cause and effect with an observational study.
Half-life = [elapsed time * log (2)] / [log (begng amt / endg amt)]
half-life = (3 days * 0.30102999566) / log (1 / .58)
<span>half-life = 0.903089987 / log </span>
(<span>
<span>
<span>
1.724137931)
</span></span></span>half-life = <span>0.903089987 / 0.23657200643</span>
half-life =
<span>
<span>
<span>
3.8174 days
Source:
http://www.1728.org/halflife.htm
</span></span></span>