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
What is the value of the expression
3x – 5 when x = 3?
4
Solve a + b + c = P for c
c = P – a – b
-9n + 8 80
n -8
Solve this equation for y.-4x + 2y = 10
y = 2x + 5
Is the graph below a function? Why or
why not?
Yes.It passes the
vertical line test.
What is the best whole-number ESTIMATE of
? 84
9
Which numbers are irrational?
116,289,42,256
116,42 and
What is the value of n in the equation
?5558
2
n
5 6
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?
810
What is 0.000055 expressed in
scientific notation?
5.5 x 10-5
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
62º
Use congruent trapezpoids JKLM and
WXYZ to find the measure of <K.
W X
Z Y
J K
M L
37º
143º
What is the length of a?
12
If the acute angles of a right triangle are
congruent, what is the measure of
each acute angle?
45º
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?
50 meters
If P = {9,11,13,15} and Q= {8,10,12,14},
what is the union of sets P and Q?
(8,9,10,11,12,13,14,15)
What is A’ ?
{1,3,5,7,9,11}
In how many ways can Larry line up 5
different books on a shelf?
120
Brenda rolls 2 number cubes, each with faces numbered 1-6. What is
the probability that 4 will come up on each cube?
136
Using the scatter plot, explain the relationship between height and test scores.
No correlation
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?
15w 100
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.
13
Solve the following inequality and choose the
correct solution for n.3n+5< -1
n < -2
Which sequence is a linear function?
A.2,4,8,16,32…B. 2,4,6,8,10….C. 2,4,7,11,16…
B
What is the solution of this system of equations?
2x + y = 5y – x = -1
(2,1)