1. If Y is directly proportional to the square
root of X and Z is inversely proportional to X, then how is Z
related to Y?

A. Z is directly related to the square of Y

B. Z is inversely related to the square of Y

C. Z is directly related to the square root of Y

D. Z is inversely related to the square root of Y

2. If x = 2y and z = 6y which of the following
expressions are equal to ?

A. 3y

B. 3x

C. z

D. 3z

3. JKLM is a trapezoid with and area of 30
square inches. and
intersect
at point N. If J is the midpoint of and
K is the midpoint of , then what is the area of triangle LMN?

A. 10 square inches

B. 15 square inches

C. 36 square inches

D. 40 square inches

Based
on the article “Agronomist turns his expertise to cultivating the
finest chocolate” on page A7 of the Monday, March 16^{th},
Seattle Times.

4.São
Tomé and Príncipe is an island group off the west coast of Africa
known for its cocoa production. The tiny country has a total economy
of $311 million, 13.2% of which is from its exported goods. The 3000
metric tons of cocoa that it grows each year makes up 80% of its
exports. How much does a metric ton of its cocoa sell for?

A. $2,800

B. $7,000

C. $11,000

D. $14,000

5.Claudio
Corallo is credited with revitalizing the country’s cocoa industry.
He now sells 3,300 pounds of chocolate every month. Corallo’s
5.6-ounce packages of chocolates sell for $26.50 in retail stores.
If the stores markup the price by 35% from the price that they pay
Corallo for them, what are the annual revenues for Corallo’s
chocolate making operation? (1 pound = 16 ounces)

A. $1.1 million

B. $1.9 million

C. $2.2 million

D. $12.4 million

Based on
the article “Rainier Beach’s gamble paying off for students” on page
A1 of the Tuesday, March 17^{th}, Seattle Times.

6.Rainier
Beach’s graduation rate has steadily increased over the past 4
years, from 53.7% in 2011 to 78.9% in 2014. If the graduation rate
and dropout rate for a given Class always add to 100%, by what
percentage did the Rainier Beach’s dropout rate decrease from 2011
to 2014?

A. 25.2%

B. 45.6%

C. 49.8%

D. 54.4%

7. Examine the graph titled “More students
graduating” on page A1. If the graduation rate for the city of
Seattle is decreasingly linearly, approximately what will the city’s
graduation rate be in 2016?

A. 72.0%

B. 72.5%

C. 73.0%

D. 73.5%

8. Examine the graph on titled “More students
graduating” on page A1. If the change in Rainier Beach’s dropout
rate is best modeled with an exponential decay equation, what will
the graduation rate be for Rainier Beach’s Class of 2016?

A. 84.1%

B. 85.3%

C. 86.7%

D. 88.0%

Based on
the article “Rich got richer fastest in Seattle, study finds” on
page A6 of the Wednesday, March 18^{th}, Seattle Times.

9. The income needed to be in the top 5% in
Seattle reached $278,084 in 2013. At the same time, the income at
the 20^{th} percentile increased by just 1.1% to $26,700.
Nationwide, the 95^{th} percentile income in 2013 was about
9.3 times as much as the income at the 20^{th} percentile.
If in 2013, Seattle’s 20^{th} percentile income was 24.6%
higher than the nationwide 20^{th} percentile income, then
how much higher was Seattle’s 95^{th} percentile income than
the nationwide percentile income?

A. 12%

B. 18%

C. 32%

D. 40%

10. Examine the graph titled “Cities with
biggest income growth at top” on page A7. Nationwide, the 95^{th}
percentile income grew by 2.9% from 2012 to 2013. Which of the
cities in graph had a 95^{th} percentile income in 2012 that
most closely matched the nationwide 95^{th} percentile
income?

A. Dallas

B. Houston

C. Louisville

D. Portland

Program Content for March 17, 2015

Vocabulary

1. In a data set of 60 values, the median is 42
and the 3^{rd} quartile is 58. If the 1^{st}
quartile is 10 less than the median, what is the interquartile
range?

A. 15

B. 26

C. 30

D. 32

2. If x is a positive integer,
which of the following values will be an irrational number?

A. Diagonal of a rectangle with sides of length 3x and 4x

B. Radius of a circle with a circumference of x

C. Side length of a equilateral triangle with perimeter x

D. Volume of a cube with sides of a length of length x

3. Which of the following ratios are not equal
to π?

A. Ratio of the circumference of a circle to its diameter

B. Ratio of the area of a circle to the square of its radius

C. Ratio of the surface area of a sphere to the square of the
diameter

D. Ratio of the volume of a cylinder to the product of its
diameter and height

Based on
the article “Sun-powered plane lands after first leg of
round-the-world trip” on page A2 of the Tuesday, March 10^{th},
Seattle Times.

4. The first day of flight for the solar plane
covered 250 miles in 13 hours. If the plane maintained that same
pace and roughly followed the equator on its journey, how many hours
of flight would it take to complete the trip? The average radius of
the Earth is 3,959 miles.

A. 206 hours

B. 412 hours

C. 617 hours

D. 1,294 hours

5.
The second day of flight covered 912 miles in 16 hours, but in light
of a storm forecast, the next flight was delayed. The journey is
expected to include 25 total days of flight spread out over 5
months. How many miles will the remaining days of flight need to
cover on average?

A. 949 miles

B. 995 miles

C. 1,031 miles

D. 1,082 miles

Based on
the article “Wall Street bonuses averaged nearly $173,000 in 2014”
on page A10 of the Thursday, March 12^{th}, Seattle Times.

6.
The securities industry traditionally hands out massive bonuses at
the end of each year. Last year the bonuses averaged $172,680 per
industry employee, though the median is most likely far less than
that. The total of all the bonuses handed out in the industry last
year increased by 3% from a year earlier, to $28.5 billion, while
the average bonus increased by just 2% from 2013. How many
securities industry employees were there in 2013?

A. 163,000

B. 164,000

C. 166,000

D. 169,000

7.In
2007, just as the financial crisis was emerging, the bonus pools for
the securities industry reached $33 billion, but that was spread
across a larger workforce of 188,300. If bonuses in the industry that year equaled 40% of the
employees’ total annual salaries, then what was the average total
compensation, salary and bonus, for employees of the security
industry in 2007?

A. $440,000

B. $470,000

C. $560,000

D. $610,000

Based on
the article “Huskies lose heartbreaker as Stanford hits late three”
on page C5 of the Thursday, March 12^{th}, Seattle Times.

8. Washington only attempted three free-throws
all game and missed all of them. They ended the year making 405 of
their 593 attempts. Prior to the game, what was the probability that
they would miss three free-throws in a row?

A. 3.1%

B. 3.2%

C. 5.8%

D. 32.2%

9. The Huskies poor free-throw shooting was
overshadowed by their excellent shooting from behind the three-point
line. They attempted 20 three-point shots during the game and made
13 of them. They ended the year making exactly a third of their 579
attempts. If during the game they had made their three-point shots
at the same percentage as they had during the rest of the season,
how many fewer points would they have scored?

A. 18 fewer points

B. 19 fewer points

C. 21 fewer points

D. 24 fewer points

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