STAAR Review- Math 6- Ratios- 4B, 4H, 5A

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 12.5% = 12.5 ÷ 100 = 0.125.

Front

What is the formula for finding the area of a rectangle?

Back

A = length × width.

Front

How many milliliters are in one liter?

Back

1 liter = 1,000 milliliters.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per 1'.

Front

If a car travels 440 miles in 8 hours, what is the unit rate in miles per hour?

Back

55 miles in 1 hour.

Front

What is the formula for finding the area of a triangle?

Back

A = 1/2 × base × height.

Front

How do you convert liters to milliliters?

Back

Multiply the number of liters by 1,000. For example, 0.65 liters = 0.65 × 1,000 = 650 milliliters.

Front

What does the equation y = 25x represent in a graph?

Back

It represents a linear relationship where for every balloon popped (x), the player earns 25 points (y).

Front

What is the relationship between fractions and decimals?

Back

Fractions can be converted to decimals by dividing the numerator by the denominator. For example, 1/2 = 0.5.