1. If N is
some positive integer and the prime factorization of N consists of
three distinct prime numbers, then how many factors of N exist?
2. A line
coordinate plane passing through the origin with a slope of M, is
reflected across the y-axis and then translated N units to the left.
Which of the following equations would match the transformed line?
A. Y = MX - N
B. Y = X + N
C. Y = -MX – N
D. Y = -MX + N
MNOP has diagonal NP. Angle MNP is congruent to angle NPO because
they exhibit the properties of _________________
A. alternate exterior angles
B. alternate interior angles
C. corresponding angles
D. vertical angles
Based on the
article “State bill may jump $78M for idle Bertha” on page A1 of the
Thursday, October 8th, Seattle Times.
4.The delay in construction of the tunnel is now expected to
cost the state an extra $78.25 million. The tunnel isn’t expected to
be completely dug until March of 2018. The delays began costing the
state extra this June and the state will be spending more every
month until the tunnel is finished. June’s bill was $3.25 million.
What is the average expected extra cost to the state each month from
A. $2.30 million per month
B. $2.70 million per month
C. $3.25 million per month
D. $6.25 million per month
5.Bertha will start up again at the end of November and should be
finished by the end of March 2018. The machine had dug through 1/9th
of the 1.7 mile long path of the tunnel. How far will Bertha be
traveling each month if it stays on schedule?
A. 0.0067 miles
B. 0.032 miles
C. 0.054 miles
D. 0.061 miles
circular drill head is 57 feet wide. What is the approximate total
volume of material that Bertha has removed so far in cubic yards? (1
mile = 5,280 feet)
A. 30,000 cubic yards
B. 94,000 cubic yards
C. 283,000 cubic yards
D. 848,000 cubic yards
Based on the
article “Debt weighs down area home market” on page A1 of the
Tuesday, October 6th, Seattle Times.
7.Homes that are ‘underwater’ owe more on their mortgages than
their owners can currently sell them for. Across King County 33,500
houses are underwater, 9% of all homes with a mortgage. If King
County has 880,000 total housing units, 31% of which are apartments,
what percentage of the houses and condos have a mortgage?
King and Snohomish County, there are 30 zip codes where one in seven
homes are underwater and in two Snohomish zip codes one in four are
underwater. If these zip codes all had the same number of homes,
what percentage of them would be underwater?
Based on the
article “Targeted ads offer hope to troubled TV industry” on page D5
of the Sunday, October 11th, Seattle Times.
9.The 40 million set-top boxes can be used for addressable ads.
These boxes are in one third of all U.S. households. The firm
testing the Acura ads placed them in 1.7 million households and
achieved a 60% higher sales rate from those households they
targeted. What percent of all U.S. households did they target?
10.The $70 billion in ad sales on cable and broadcast television
are expected to grow by 1% per year. Online ad sales, while
currently just 1/10th the size, are expected to grow by
21% per year. In 10 years what will be the ratio of online ad sales
to broadcast and cable ad sales?
Sum Up the
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