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If personal income up to and including $30,000 is not taxed, income of $30,001 to $60,000 is taxed at 10%, and income over $60,000 is taxed at 25%, then a family earning an income of
$100,000 will pay an average tax rate of:
A.5%.
B.10%.
C.13%.
D.25%.
Magnetic Field
A vector field surrounding magnets and electric currents, which exerts a force on other magnets, currents, or magnetic materials.
Total Force
The sum of all forces acting on an object, determining the object's acceleration according to Newton's second law.
Right-Hand Rule
A mnemonic device used to determine the direction of certain vectors in physics, notably in electromagnetism, where the thumb, index, and middle finger each represent different vectors.
North Pole
One of the two points on the Earth where the planet's magnetic field lines converge, historically thought of as the top of the magnetic field.
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