8th grade crct jeopardy
DESCRIPTION
A review for 8th grade math crct.TRANSCRIPT
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Algebra Number and Operations
GeometryData Analysis& Probability
Miscellaneous
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What is the value of the expression
3x – 5 when x = 3?
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4
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Solve a + b + c = P for c
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c = P – a – b
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-9n + 8 80
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n -8
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Solve this equation for y.-4x + 2y = 10
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y = 2x + 5
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Is the graph below a function? Why or
why not?
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Yes.It passes the
vertical line test.
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What is the best whole-number ESTIMATE of
? 84
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9
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Which numbers are irrational?
116,289,42,256
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116,42 and
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What is the value of n in the equation
?5558
2
n
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5 6
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The formula N=(3t) gives N, the number of
bacteria present in a culture after t hours.
How many bacteria are present in the culture
after 4 hours?
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810
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What is 0.000055 expressed in
scientific notation?
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5.5 x 10-5
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t
1 8 6
7234 5
Lines a and b are parallel. If the measure of < 1=118º, what is the measure of < 4?
a
b
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62º
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Use congruent trapezpoids JKLM and
WXYZ to find the measure of <K.
W X
Z Y
J K
M L
37º
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143º
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What is the length of a?
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12
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If the acute angles of a right triangle are
congruent, what is the measure of
each acute angle?
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45º
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A rectangular park measures 30 meters by
40 meters. How long will a diagonal path from
one corner of the park to the other corner
measure?
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50 meters
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If P = {9,11,13,15} and Q= {8,10,12,14},
what is the union of sets P and Q?
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(8,9,10,11,12,13,14,15)
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What is A’ ?
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{1,3,5,7,9,11}
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In how many ways can Larry line up 5
different books on a shelf?
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120
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Brenda rolls 2 number cubes, each with faces numbered 1-6. What is
the probability that 4 will come up on each cube?
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136
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Using the scatter plot, explain the relationship between height and test scores.
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No correlation
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Toby is saving $15 per week. Write an inequality
to show how to find the number of weeks (w) Toby must save to have at least
$100?
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15w 100
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Carlos has a bag containing 3 blue tiles, 4 green tiles, and 5 red tiles. If he reaches into
the bag without looking, what is the probability that
Carlos will draw out a green tile.
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13
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Solve the following inequality and choose the
correct solution for n.3n+5< -1
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n < -2
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Which sequence is a linear function?
A.2,4,8,16,32…B. 2,4,6,8,10….C. 2,4,7,11,16…
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B
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What is the solution of this system of equations?
2x + y = 5y – x = -1
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(2,1)