Frost Unit 5 Review Proportions 2024

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you set up a proportion?

Back

To set up a proportion, you compare two ratios by placing them in a fraction format and setting them equal to each other.

Front

If 520 out of 600 students graduated, what is the graduation rate?

Back

The graduation rate is 520/600 = 0.8667 or 86.67%.

Front

What is the formula to find a missing value in a proportion?

Back

The formula is a/b = c/d, where a and b are the first ratio, and c and d are the second ratio.

Front

If Mr. Frost has 75 students, how many would graduate based on the same rate?

Back

Using the proportion 520/600 = x/75, solve for x to find that x = 65.

Front

What is the first step in solving for x in a proportion?

Back

Cross-multiply the two ratios.

Front

What does it mean if two ratios are equivalent?

Back

It means they represent the same relationship between quantities.

Front

What is the significance of the term 'curds and whey' in the nursery rhyme?

Back

It refers to cottage cheese, which is made from curds.

Front

What is Paneer?

Back

Paneer is a type of cheese commonly used in Indian cuisine.

Front

How do you determine which ratio setup does not represent a situation?

Back

Analyze the context of the problem and check if the ratios are logically consistent.