7th Grade Math

Measures of Center and Variability

100

Identify the minimum and maximum (3,6,4,5,2,8)

Minimum=2 Maximum=8

200

Identify the mode (2,4,3,1,0,5,2,8)

2

300

Identify the range (6,12,9,22,9,7)

Maximum- Minimum = 22-6 =16

400

Identify the median (7,8,2,11,9,5,3)

Median = 7

500

Identify the mean (0,4,8,5,13,9,3)

Mean = 6

Linear Relationships

100

If a graph is linear it will be a ___________ line?

Straight

200

k=y/x

y = kx

What is the constant of proportionality?

300

Find the constant of proportionality for the following equation. y = 9x

What is 9?

400

Find the constant of proportionality for the following equation.  y = -2x 

What is -2?

500

Find the constant of proportionality for the following equation.  -14x = 2y

What is -7?

Solving Equations

100

2x=6

x=3

200

6x = 24

x = 4

300

3x + 2 = 5

x = 1

400

14 = 2x + 4

x = 5

500

14 + 6 = 4x

x = 5

Graphing

100

Which quadrant is (-3,12) located?

What is Quadrant 2?

200

What kind of graph is made using a five number summary?

Box-and-whisker

300

Which quadrant contains a -x and -y?

What is quadrant 3?

400

50% of the data on a Box & Whisker Plot.

What is the IQR?

500

What are the 5-numbers in a 5-number summary?

Minimum, Lower Quartile, Median, Upper Quartile, Maximum

Geometry

100

Area of a circle formula is _____?

A= 3.14 r ²

200

Volume is the (inside or outside) of a three shape?

Inside

300

Surface Area is the (inside or outside) of a three shape?

Outside

400

What is the missing angle for a triangle with a right angle and a 20 degree angle?

What is 70 degrees?

500

Circumference of the circle is ________.

c = 3.14 d

or 

c = 2* 3.14 r