11.20.24 6 Proportion 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

If a person types 15 words in 10 seconds, how do you find out how many words they can type in 1 minute?

Back

First, find the rate of words per second (15 words / 10 seconds = 1.5 words/second). Then multiply by 60 seconds (1.5 words/second * 60 seconds = 90 words).

Front

What is the unit rate?

Back

The unit rate is a comparison of any two units, expressed as a quantity of one unit per one unit of another.

Front

How do you determine which is the better buy when comparing prices?

Back

Calculate the price per unit for each option and compare them. The option with the lower price per unit is the better buy.

Front

What is a scale model?

Back

A scale model is a physical representation of an object that maintains accurate relationships between its dimensions.

Front

How do you convert feet to inches?

Back

To convert feet to inches, multiply the number of feet by 12 (since 1 foot = 12 inches).

Front

If 3 pounds of granola cost $3.75, how much does 1 pound cost?

Back

Divide the total cost by the number of pounds: $3.75 / 3 pounds = $1.25 per pound.

Front

How do you find the total amount of a product you can buy with a certain budget?

Back

Divide the total budget by the cost per unit of the product.

Front

What is the relationship between volume and weight in terms of liquid products?

Back

Volume (in ounces) can be used to estimate how long a product will last based on its usage rate.