Ratios and Percentages in Context

Front

What is a ratio?

Back

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

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply by 100.

Front

What is 7/8 as a percentage?

Back

87.5%.

Front

What does 20% represent in a fraction?

Back

20% can be represented as the fraction 1/5.

Front

How do you find the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = Length × Width).

Front

If Jenny reads 3 books in 7.5 hours, how many books does she read in one hour?

Back

0.4 books per hour.

Front

What is the formula for finding the percentage of a number?

Back

Percentage = (Part/Whole) × 100.

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100.

Front

How do you calculate the area of a triangle?

Back

The area of a triangle is calculated using the formula: Area = 1/2 × Base × Height.

Front

What is the relationship between ratios and proportions?

Back

A proportion states that two ratios are equal.