| Problem | Solution |
|---|---|
| The length of a rectangle is three times its widt… | Finding the Perimeter of a Rectangle with Given Area and Length-Width Ratio Answer The perime… |
| Express the confidence interval $0.555<p<0.777$ i… | Expressing a Confidence Interval in the Form $\hat{p} \pm E$ Answer First To express the con… |
| Change the logarithmic statement to an equivalent… | Changing a Logarithmic Statement to an Exponential Statement When working with logarithms, it's … |
| Actinium-227 is a radioactive substance that deca… | Finding the Half-Life of Actinium-227 Actinium-227 is a radioactive substance that decays over t… |
| If the rate of inflation is $3.7 \%$ per year, th… | Understanding the Impact of Inflation on Prices Inflation is a measure of the rate at which the … |
| Suppose that the local sales tax rate is $4 \%$ a… | Calculating Sales Tax and Total Cost of a Car Purchase Answer First a. The amount of tax pai… |
| A can of soda is placed inside a cooler. As the s… | Analyzing the Cooling of a Soda Can When a can of soda is placed inside a cooler, its temperatur… |
| The number of bacteria in a certain sample increa… | Doubling Time of Bacterial Growth Answer: It takes approximately 11.7 hours for the size of t… |
| The amount of money invested in a certain account… | Understanding Exponential Growth in Investments Answer: 27.7 years Method: Solving for Do… |
| Assume that random guesses are made for 8 multipl… | Probability of No Correct Answers in Multiple-Choice Questions Answer: The probability of no … |
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