This is to demonstrate the second type of calculation for dodo's quiz script. In this quiz, you will get a different result base on the number of questions you answer correctly. If you get 1 or less correct, you get one result, then between 1 and 3, you get a different result, and then between 3 and 6 another. Lastly, you will get a secret message if you score more than 6 correct ;)

Cosine of 0 is

Pi
0
2
1

The largest common divisor of 12 and 13 is

1
0
2
3

A prime number means

It's an even number.
It has only two divisors: 1 and itself
It has no divisors.
It's divisible by 3.

The formula to find out a volume of a cone is

3*2*Pi*r^2*h
1/3*2*Pi*r^2*h
1/2 the volume of a cylinder with the same radius
1/5 the volume of a sphere with the same radius

What number system contains letters?

There's no such thing.
Base 8.
Decimal.
Base 16.

Gaussian Elimination is used to

Do caluclus.
Solve squareroots.
Solve systems of linear equations.
Solve integration.

What's the relationship between velocity and acceleration?

Acceleration is faster than velocity.
Acceleration is the inverse of velocity.
Velocity is the derivative of acceleration.
Velocity is the antiderivative of acceleration.

A vector means

It can not exist on its own.
It's fast.
It has a direction and a length.
It's just another saying of a line.