Flashcards : Mastering Ratios, Proportions, and Percent Applications — 20 cartes

Comparison of two quantities as a quotient.

States two ratios are equivalent.

Solves proportions by multiplying across.

Speed or cost per item.

Divide numerator by denominator.

Move decimal two places right.

Divide percent by 100.

e.g., 0.30×x=60.

Part/Whole = Percent/100.

(New - Original)/Original × 100.

Original price × tax rate.

I = P × R × T.

Number that squares to original.

c² = a² + b² in right triangles.

Sum of all sides.

2πr, boundary length of circle.

π × radius².

(1/2) × base × height.

length × width.

Distance from center to perimeter.