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WorksheetsWeird eighth grade quiz
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
What is Pythagorean theorem ?
a)
You didn't learn it,
b)
a2+b2=c2
c)
a3+b3=c3
d)
All of the above
2.
What is volume?
a)
Length x Width x Height.
b)
Length x Width.
c)
Width x Height.
d)
I already know this but i'm to lazy to answer it.
3.
What is area ?
a)
Legnth x Width x Height
b)
Length x Width
c)
Length x Width x Height
d)
Click here for the right answer.
4.
What is a line of best fit used for?
a)
To make predictions
b)
To make the graph look pretty
c)
To connect the points
d)
To make it look like you know what you are doing
5.
The distance around an object is called the
a)
area
b)
perimeter
6.
Is the fraction 1/12 a repeating(recurring) or terminating decimal?
a)
Repeating
b)
Terminating
7.
Is the following number rational or irrational? (77/3)
a)
Rational
b)
Irrational
8.
Which number is the closest approximation to the value of √50?
a)
5
b)
10
c)
25
d)
7
9.
Multiply:
(3.4 x 105)(1.2 x 10-3)
(3.4 x 105)(1.2 x 10-3)
a)
4.08 x 10-8
b)
4.8 x 102
c)
4.08 x 102
d)
4.08 x 10-15
10.
Hector surveyed 500 people and asked them how far they drive to work and what the last digit of their phone number is. He used the results to make a scatter plot.
What type of association should he expect to see in the scatter plot?
a)
positive association
b)
negative association
c)
no association
11.
Find the slope of the line that passes through:
(-4, 7) and (-6, -4)
(-4, 7) and (-6, -4)
a)
2/11
b)
13/2
c)
3/10
d)
11/2
12.
Find the slope
a)
-2/3
b)
3/2
c)
-3/2
d)
2/3
13.
What is the slope in the equation: y=4x+3
a)
3
b)
4x
c)
4
d)
x
14.
3c + 5 = 23
a)
c = 3
b)
c = 6
c)
c = 7
d)
c = 18
15.
10x + 9 = 4x - 9
a)
0
b)
3
c)
-3
d)
-18
16.
Which of the following rates of change represents the graph?
a)
$2 for every 1 pound
b)
$3 for every 1 pound
c)
$0.50 for every 1 pound
d)
$1 for every 1 pound
17.
Calculate the slope.
a)
m=-4/3
b)
m=4/3
c)
m=-3/4
d)
m=3/4
18.
What is the y-intercept in the equation y= -2x + 5
a)
-2
b)
3
c)
5
d)
Cannot be Determined
19.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
20.
Research question: does the distance a person kicks a soccer ball effect how well they will do on their math test. What is the dependent variable?
a)
How far they kick the soccer ball
b)
who the person is
c)
how well they do on the math test
d)
Type of soccer ball.
21.
What is the probability of spinning an even number?
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
22.
Julian selects a card at random from the cards shown. What is the probability that the card Julian selects is a polygon? ( A polygon is a shape with 3 or more straight sides)
a)
½
b)
⅓
c)
⅔
d)
⅚
23.
Convert 0.444... to a fraction.
a)
4/10
b)
4.4/99
c)
4/9
d)
2/5
24.
The number in front of a variable is called the __________
a)
variable
b)
slope
c)
constant
d)
coefficient
25.
A number without a variable is called a(n) ____________
a)
constant
b)
expression
c)
coefficient
d)
slope
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