FAST REVIEW PM2 Math 7

Front

What is a proportion?

Back

Front

How do you solve a proportion?

Back

To solve a proportion, cross multiply the terms and then divide to find the unknown variable.

Front

What is the formula for simple interest?

Back

Front

If a recipe serves 20 people and calls for 32 ounces of pineapple juice, how much pineapple juice is needed for 10 people?

Back

For 10 people, you need 16 ounces of pineapple juice, which is half of 32 ounces.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship or proportion, meaning they simplify to the same fraction.

Front

How do you determine if a relationship is proportional?

Back

To determine if a relationship is proportional, check if the ratios of the quantities are equivalent.

Front

What is the relationship between distance, rate, and time?

Back

Front

What is the unit rate?

Back

The unit rate is a comparison of two different quantities when they are combined together. It is often expressed as a quantity per one unit of another quantity.

Front

How do you write an equation from a table of values?

Back

To write an equation from a table, identify the relationship between the x and y values, and express it in the form of y = mx + b, where m is the slope.

Front

What is the slope of a line?

Back

The slope of a line is a measure of its steepness, calculated as the change in y divided by the change in x (rise over run).