Rates Practice... including percent

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a quantity per unit of time, such as miles per hour or words per minute.

Front

How do you calculate words per minute?

Back

To calculate words per minute, divide the total number of words typed by the total number of minutes taken.

Front

What is the formula to find the percentage?

Back

The formula to find the percentage is: (Part/Whole) x 100.

Front

If a student answers 24 out of 30 questions correctly, what is the percentage of correct answers?

Back

80% (calculated as (24/30) x 100).

Front

What does it mean to find a percent of a grid?

Back

Finding a percent of a grid involves counting the number of shaded or colored squares and dividing by the total number of squares, then multiplying by 100.

Front

How do you compare rates of two different people?

Back

To compare rates, calculate the rate for each person and then compare the two values.

Front

What is the meaning of 'miles per gallon'?

Back

Miles per gallon (mpg) is a measure of how far a vehicle can travel on one gallon of fuel.

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 multiply by 100.

Front

What is the significance of understanding rates in real life?

Back

Understanding rates helps in making informed decisions, such as comparing speeds, costs, and efficiencies in everyday situations.

Front

If someone walks 60 feet in 10 seconds, what is their walking rate?

Back

6 feet per second (calculated as 60 feet / 10 seconds).