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There are a total of 840 seats in a school auditorium. During an assembly, students occupied 50% of the seats in the auditorium. How many seats did the students occupy during this assembly?

MathProblem-Solving and Data Analysis

If 1,200 customers register for new accounts at a social media website every day, what fraction of the first 60,000 new accounts are registered in the first 5 days?

MathProblem-Solving and Data Analysis

There are $n$ nonfiction books and 12 fiction books on a bookshelf. If one of these books is selected at random, what is the probability of selecting a nonfiction book, in terms of $n$ ?<br/><br/>$n$$n$$n$$n+12$$n$$n+12$$n$$n+12$$n$$n+12$$n$$n+12$

MathProblem-Solving and Data Analysis

In which of the following tables is the relationship between the values of $x$ and their corresponding $y$-values nonlinear?<br/><br/>$\begin{tabular}{c|c|c|c|c|c|c|} \hline \multirow{2}{*}{

MathProblem-Solving and Data Analysis

Data set X: 5, 9, 9, 13<br/><br/>Data set Y: 5, 9, 9, 13, 27<br/><br/>The lists give the values in data sets X and Y. Which statement correctly compares the mean of data set X and the mean of data set Y?

MathProblem-Solving and Data Analysis

A customer's monthly water bill was $75.74. Due to a rate increase, her monthly bill is now $79.86. To the nearest tenth of a percent, by what percent did the amount of the customer's water bill increase?

MathProblem-Solving and Data Analysis

$\begin{tabular}{|l|c|} \hline<br/>**Response** & **Frequency** \\ \hline Once a week or more & 3 \\ \hline Two or three times a month & 16 \\ \hline About once a month & 26 \\ \hline A few times a year & 73 \\ \hline Almost never & 53 \\ \hline Never & 29 \\ \hline Total & 200 \\ \hline \end{tabular}$ The table gives the results of a survey of 200 people who were asked how often they see a movie in a theater. How many people responded either "never" or "almost never"?

MathProblem-Solving and Data Analysis

Data set A: 5, 5, 5, 5, 5, 5, 5, 5, 100<br/><br/>Which of the following statements about the means and medians of data set A and data set B is true?

MathProblem-Solving and Data Analysis

71, 72, 73, 76, 77, 79, 83, 87, 93 What is the median of the data shown?

MathProblem-Solving and Data Analysis

Marta has 7,500 pesos she will convert to US dollars using a currency exchange service. At this time, the currency exchange rate is 1 peso = 0.075 US dollars. The exchange service will charge Marta a 2% fee on the converted US dollar amount. How many US dollars will Marta receive from the currency exchange after the 2% fee is applied?

MathProblem-Solving and Data Analysis

An airplane descends from an altitude of 9,500 feet to 5,000 feet at a constant rate of 400 feet per minute. What type of function best models the relationship between the descending airplane's altitude and time?<br/><br/>### Decreasing exponential<br/><br/>### Decreasing linear<br/><br/>### Increasing exponential

MathProblem-Solving and Data Analysis

The weights, in pounds, for 15 horses in a stable were reported, and the mean, median, range, and standard deviation for the data were found. The horse with the lowest reported weight was found to actually weigh 10 pounds less than its reported weight. What value remains unchanged if the four values are reported using the corrected weight?

MathProblem-Solving and Data Analysis

A market researcher selected 200 people at random from a group of people who indicated that they liked a certain book. The 200 people were shown a movie based on the book and then asked whether they liked or disliked the movie. Of those surveyed, 95% said they disliked the movie. Which of the following inferences can appropriately be drawn from this survey result?

MathProblem-Solving and Data Analysis

A number $n$ is increased 6%. If the result is 318, what is the value of $n$?

MathProblem-Solving and Data Analysis

A study was conducted on the production rates for a company that produces tractor wheels. The table below shows the number of wheels made during 11 consecutive one-hour production periods.<br/><br/>$\begin{tabular}{|c|c|} \hline<br/>**One-** & **Number** \\<br/>**hour** & **wheels** \\<br/>**period** & **made** \\ \hline A & 24 \\ \hline B & 24 \\ \hline C & 21 \\ \hline D & 21 \\ \hline E & 21 \\ \hline F & 19 \\ \hline G & 24 \\ \hline H & 24 \\ \hline I & 19 \\ \hline J & 22 \\ \hline K & 23 \\ \hline \end{tabular}$<br/><br/>What is the range of the number of wheels made for the 11 one-hour periods?

MathProblem-Solving and Data Analysis

A certain town has an area of 4.36 square miles. What is the area, in square yards, of this town? (1 mile = 1,760 yards)

MathProblem-Solving and Data Analysis

In a group, 40% of the items are red. Of all the red items in the group, 30% also have stripes. What percentage of the items in the group are red with stripes?

MathProblem-Solving and Data Analysis

What length, in centimeters, is equivalent to a length of 51 meters? (1 meter = 100 centimeters)

MathProblem-Solving and Data Analysis

The population of Greenville increased by 7% from 2015 to 2016. If the 2016 population is $k$ times the 2015 population, what is the value of $k$?

MathProblem-Solving and Data Analysis

A fish swam a distance of 5,104 yards. How far did the fish swim, in miles? (1 mile = 1,760 yards)

MathProblem-Solving and Data Analysis

Of 900,000 beads, 828,000 are silver. What percentage of the beads are silver?

MathProblem-Solving and Data Analysis

For a science project, Anka recorded whether it rained each weekday and weekend day for 12 weeks. Her results are summarized in the table below.<br/><br/>Weekday and Weekend Day Rain for 12 Weeks<br/><br/>\begin{tabular}{|c|c|c|c|} \hline & Rain & No rain & Total \\ \hline Number of weekdays & 12 & 48 & 60 \\ \hline Number of weekend days & 8 & 16 & 24 \\ \hline Total & 20 & 64 & 84 \\ \hline \end{tabular}<br/><br/>If one of the days on which there was no rain is selected at random, what is the probability the day was a weekend day?<br/><br/>\begin{tabular}{|c|c|} \hline<br/>**1** \\ \hline<br/>**2** \\ \hline<br/>**3** \\ \hline<br/>**4** \\ \hline \end{tabular}

MathProblem-Solving and Data Analysis

Where Do People Get Most of<br/><br/>Their Medical Information?<br/><br/>Source<br/><br/>Percent of<br/><br/>those surveyed<br/><br/>Doctor<br/><br/>63%<br/><br/>Internet<br/><br/>13%<br/><br/>Magazines/brochures<br/><br/>9%<br/><br/>Pharmacy<br/>6%<br/><br/> Television<br/>2%<br/><br/>Other/none of the above<br/><br/>7%<br/><br/>The table above shows a summary of 1,200 responses to a survey question. Based on the table, how many of those surveyed get most of their medical information from either a doctor or the Internet?

MathProblem-Solving and Data Analysis

The length of the base of a certain parallelogram is 89% of the height of the parallelogram. Which expression represents the length of the base of the parallelogram, where $\bm{h}$ is the height of the parallelogram?

MathProblem-Solving and Data Analysis

At a large high school, 300 students were selected at random and were asked in a survey about a menu change in the school cafeteria. All 300 students completed the survey. It was estimated that 38% of the students were in support of a menu change, with a margin of error of 5.5%. Which of the following is the best interpretation of the survey results?

MathProblem-Solving and Data Analysis