Numbers System
What is -92+78?
-14
It is exactly 90 degrees
What is a right angle?
Solve for x
-2 + x = -12
-10
What is 245 divided by 5?
49
Give an equivalent ratio for 7:49
1:7
What is 112 x 4?
448
It is the half of a diameter
Radius
Solve for x
2x = -14
-7
What is the area of a square having a side of 7 cm?
What is the constant proportionality in the equation:
y = 1/3 x
1/3
32.5 - 9
23.5
What is the formula to calculate the CIRCUMFERENCE of a circle?
C = 2(pi)r OR C = d(pi)
Solve for x
x /-4 = -12
48
Multiply
28.9 x 45
1300.5
If 8 cases of merchandise cost $60, what would a dozen cases cost?
90
72.5 + 32.21
104.71
What is the formula to calculate the volume of a rectangular prism?
Length x Width x Height
Solve for x
-2( x - 1)=6
x = -2
It is a question that can be answered by collecting data and that anticipates variability in the data collected.
Statistical Question
On a map drawn to scale, 7 cm represents 280 km. How many kilometers are represented by a line 8 centimeters long?
320
What is 56 (- 2)
-112
It has four sides all the same length but doesn't necessarily have right angles.
Rhombus
Solve for x
-4x - 4 = -32
x = 7
4(82 - 64) + 13
13
At the airport, 4 planes land every 8 minutes. At this rate, how many planes will land in one hour?
30