What has keys but can't open locks?
A piano
I have no end, no beginning, and all my points are equidistant from a central point, what am i?
A circle.
I am a sequence of numbers: 2, 4, 8, 16, 32, ____. What comes next in the pattern?
64
I am money set aside for future use, often invested to grow over time. What am I?
Savings
the solutions to (x-5)(x+3)=0 are :
x=5 or x=-3
I am taken from a mine, and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?
A lead pencil
I am defined by four points, and all my sides are equal in length. Opposite angles in my shape are also equal. What am I?
A rhombus.
I am a series: 1, 4, 9, 16, ____. What is the next number in the pattern?
25
I am a percentage of a loan amount charged by the lender. What am I?
Interest Rate
Solve for x:
(x+1)(x+2)<0
-2<x<-1
What comes once in a minute, twice in a moment, but never in a thousand years?
the letter M
I am a curve that never intersects itself, and every tangent line to me is perpendicular to a radius. What am I?
A Circle
I am a series: 2, 4, 8, 16, ____. What comes next in the pattern?
32
I am the amount of money borrowed by an individual or entity. What am I?
Loan
What do we call two equations that can be solved at the same time
Simultaneous equations
I'm not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?
Fire.
I am a straight path that extends forever in both directions. What am I?
A Line
I am a sequence: 1, 3, 6, 10, ____. What comes next in the pattern?
15
: I am a financial statement that shows a company's revenues and expenses over a specific period. What am I?
Income Statement
If the discriminant of an equation is less than zero, the roots are:
Non real
I am the beginning of the end of time and space that surrounds everything and every place. what am i ?
The Letter E
I am a straight line that touches a curve at a single point, never crossing it. What am I?
A Tangent
I am a pattern: 4, 7, 11, 16, ____. What is the next number in the sequence?
22
I am a tax on the value of a person's property. What am I?
Property Tax
Any number to the exponent zero is equal to:
1