Proportions Word Problems

Front

What is a proportion?

Back

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

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the two ratios and set the products equal to each other.

Front

What is the formula for finding the unit rate?

Back

The unit rate is found by dividing the quantity by the number of units, expressed as 'quantity per unit'.

Front

If 3 bags of apples cost $12, what is the cost of 1 bag?

Back

$4 per bag.

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 can you represent a proportion using a word problem?

Back

A proportion can be represented by a word problem that involves comparing two quantities and finding a missing value.

Front

If 5 pencils cost $2, how much do 15 pencils cost?

Back

$6.

Front

What is the relationship between ratios and proportions?

Back

Ratios are used to create proportions, which show that two ratios are equivalent.

Front

How do you find the missing value in a proportion?

Back

Set up the proportion, cross-multiply, and solve for the missing value.

Front

What is the importance of understanding proportions in real life?

Back

Understanding proportions helps in making comparisons, scaling recipes, budgeting, and solving various practical problems.