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| Find the slope of 3y=2x-7 |
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| Is {(3, 4), (8, -1), (4, -2), (4, 3)} a function? Why or why not. |
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| Write an algebraic expression for the phrase “5 less than the sum of x and y”. |
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Simplify the algebraic expression
2(5x + 4) + 3x − (7 − x). |
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| Find the points at which the graph of the equation −4y = 15 − 5x crosses the x-axis and the y-axis. |
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What are the zeros of the function
f(x) = −4(x − 3)(x + 5)? |
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| ΔABC has vertices at A(0, 0), B(9, 12), and C(25, 0). What is the distance between the midpoint of AB and the midpoint of AC? |
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Nikolai has a jar filled with 120 marbles. He has 72 red marbles, 17 blue marbles, 13 green marbles, and 18 purple marbles. What is the probability that he will randomly select a blue marble, without replacement, and then a
purple marble from the jar? |
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Patti is on the varsity softball team. So far this season she has 55 hits in 82 times at bat. Based on this information, which is most likely to be the total number of hits Patti will
have for the season if she bats 15 more times? |
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Which of the following does not represent a function?
A {(−3, 9), (−1, 1), (1, 1), (3, 9)}
B {(−4, 2), (−1, 2), (0, 2), (5, 2)}
C {(−6, −5), (−4, 0), (−1, 3), (1, −3)}
D {(−2, 4), (−2, −3), (0, −5), (1, −7)} |
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Speedy Delivery Services delivers its standard crates using a fleet of vans and trucks. A van can hold up to 20 standard crates, and a truck can hold up to 35 standard crates. If Speedy Delivery Services needs to deliver exactly 270 standard crates at one time using 12 full vehicles, write a system of linear equations could be used to determine the number of vans, x, and the number of trucks, y, needed for
this delivery. |
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Mrs. Sandoval’s knitting basket contains 3 balls of blue yarn, 2 balls of white yarn, and 3 balls of red
yarn. One evening Mrs. Sandoval randomly selected a ball of yarn from her basket and replaced it after
she finished knitting. The next evening she randomly selected another ball of yarn from the basket.
What is the probability that on the first evening the selected ball of yarn was white and that on the
second evening the selected ball of yarn was red? |
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The cost of renting a car for 1 day at Cars Plus is $20 plus 10 cents per mile driven. The cost of renting a car for 1 day at Need-A-Car is $20 plus 15 cents per mile driven. In a graph of the cost of a car rental, what does the cost
per mile driven represent?
A The x-intercept
B The y-intercept
C The slope
D The point of intersection |
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What is the slope of the line described by the
equation 8x + 12y = −18? |
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If (−7, y) is a solution to the equation
2x − 7y − 42 = 0, what is the value of y? |
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The dimensions on the blueprints of
Mrs. Dunn’s house are proportional to the
house’s actual dimensions. The blueprints
show the house’s rectangular foundation to
be 5.5 inches wide by 9 inches long. If the
foundation actually measures 36 feet long,
what is the width in feet of the actual
foundation? |
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During a softball game Kendra threw
85 pitches, 34 of which the umpire called
strikes. What percent of Kendra’s pitches did
the umpire not call strikes? |
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| What is the linear parent function? |
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Definition
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| What is the quadratic parent function? |
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On Friday Daniel wrote a check for $158. The
following Monday he deposited $60 into his
bank account. On Wednesday the bank
informed him that he had overdrawn his
account by $8. If Daniel made no other
transactions between Friday and Wednesday,
what was his balance before he wrote the
check on Friday? |
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Eddie’s Towing Company charges $40 to hook
a vehicle to the tow truck and $1.70 for each
mile the vehicle is towed. Which equation best
represents the relationship between the
number of miles towed, m, and the total
charges, c?
A c = 40 + 1.70
B c = 40 + 1.70m
C c = 40m + 1.70m
D c = 40m + 1.70 |
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A fence around a square garden has a
perimeter of 48 feet. Find the approximate
length of the diagonal of this square garden. |
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| Solve the equation 2a − 6 + 5a = 3a + 10 for a. |
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Given the function y = 3.54x − 54.68, which
statement best describes the effect of
increasing the y-intercept by 33.14?
A The new line is parallel to the original.
B The new line has a greater rate of change.
C The x-intercept increases.
D The y-intercept decreases. |
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Find the range of the function y=4x + 1
when the domain is {-2, 0, 3}. |
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| Simplify: 5x(2x + 2) + x(3x - 7) |
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Definition
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Determine the x- and y-intercepts of the
line 5x + 3y = 15. |
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A diameter of a circle has endpoints
X(-21, 4) and Y(11, -8). The coordinates
of the center of the circle are _____. |
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A pyramid has a rectangular base that is
15 meters by 13 meters. The height of the
pyramid is 11 meters. What is the volume
of the pyramid? |
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