Order of Operations, Solving Equations & Inequalities
Lines, Lines, Lines
Percents, Proportions, and Interest
Mixed Bag
100
The set N = {1,2,3,4,...} is known as the what?
What is natural numbers?
100
In the acronym PEMDAS for the order of operations, the "E" stands for what?
What is exponents?
100
The exponential power on the variables in a linear equation is what?
What is one?
100
2% of what is 64?
What is 1.28?
100
How many solutions does the following system have?
x + 2y = 4
2x + 4y =8
What is infinitely many?
200
Rational numbers are ratios of what numbers?
What are integers?
200
Evaluating 3 + 2*(1+3)/4 gives what?
What is 5?
200
The slope of a line is defined as "rise" over the what?
What is run?
200
What percent of 72 is 36?
What is 50%
200
When graphing a system of two lines and the system has one solution, the two lines will do what?
What is cross or intersect?
300
a*b = b*a is what property of multiplication?
What is commutative?
300
Solving 3x + 2 = 5 yields what?
What is x = 1?
300
Given the points (1,1) and (-2, 4), the slope of the line passing through these points is what?
What is -1?
300
An architect wishes to scale down a wheel on a car drawing. If 0.25 centimeter on the drawing is 2 inches in the life-size model, what is the diameter of the wheel on the drawing if the real wheel is 36 inches in diameter?
What is 4.5 cm?
300
The solution to the following system is what?
3x + 4y = 4
5x + 3y = -2
What is x = -4/11, y = 14/11?
400
(a+b) +c = a + (b + c) is what property of addition?
What is associative?
400
When dividing or multiplying by a negative number while solving an inequality does what to the inequality symbol?
What is changes its direction?
400
Given the following points (-3, 2) and (2,2), the slope of the line perpendicular to the one passing between them is what?
What is undefined?
400
A company borrows $75000 for 7 years at 11.2% simple interest. The total interest paid is what?
What is $58,800?
400
Given a line with slope m = 5, the slope of the line perpendicular is what?
What is -1/5?
500
In the formula a+0 = a. The number 0 is the what?
What is additive identity?
500
The interval notation for the solution to 3x -2 > 7 is what?
What is (3, infinity)?
500
Given a slope of 1/2 and a point (0,1), the equation of the line is what in standard form?
What is -x + 2y = 2?
500
A company borrows $75000 for 7 years at 11.2% simple interest. The total amount paid after 7 years is what?