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Directions:
These are the Part II, III, and IV long response questions. Have paper
ready to work out the problems, then check your answers by clicking the ANSWER
button. You may use your graphing calculator.
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Part II:
31
After
a bad day on Wall Street, Mr. Magnum lost 30% of his
money,
but he had $3500 left. How much money did
he originally have at the
beginning of the day? |
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| 32
Solve for
m:
4 ( m – 2 ) = –2 ( 3 – m ) |
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33
When the angle of elevation of the sun is 62º, the
shadow on the ground
of a power pole is 85' long. Find the
height of the power pole to the
nearest tenth of a foot.
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Part III:
34
Find the negative solution for the equation:
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35
License plates in a northern county of New York State
are made
with 2 letters followed by 4 digits (0 - 9).
The first letter must be
either "F" or "M", and the first digit must be an
even, non-zero digit.
How many different license plates can be made with
these restrictions?
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36
Brothers John and Jerry want to start a business
cleaning swimming
pools to earn money to purchase a 4-wheeler that
costs $2700. They
already have $660 in their savings. If they
charge $60 per pool, what
is the minimum number of pools they would have to
clean to have at
least $2700?
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Part IV:
37
Mr. Escalante has a
rectangular plot of land with length 20 feet and
width 10 feet. He wants to design a flower garden
in the shape of a
circle with two semicircles at each end of the center
circle, as shown in
the accompanying diagram. He will fill in the
shaded area with wood
chips. If one bag of wood chips covers 5 square
feet, how many bags
must he buy?
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38
A rocket is
launched from the ground and follows a parabolic path
represented by the equation
y
= –x2
+ 10x.
At the same time, a flare
is launched from a height of 10 feet and follows
a straight path
represented by the equation
y
= –x
+ 10.
Graph the equations that
represent the paths of the rocket and the flare,
and find the coordinates
of the point(s) where the paths intersect. |
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39
On a Christmas package Audrey needs to
use only 40-cent stamps
and 16-cent stamps. If she uses twice as
many 40-cent stamps as
16-cent stamps, how many of each type of stamp
must she use to
mail a package costing $5.76 in postage?
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