Module 1 7th grade

Front

What is sales tax?

Back

Sales tax is a percentage of the sale price that is added to the cost of goods or services, collected by the seller and paid to the government.

Front

How do you calculate the total cost including tax?

Back

To calculate the total cost including tax, multiply the original price by the sales tax rate, then add that amount to the original price.

Front

If an item is on sale for 1/5 off, how do you find the original price?

Back

To find the original price, divide the sale price by (1 - discount rate). For a 1/5 discount, use 1 - 1/5 = 4/5.

Front

What does '1 inch = 80 miles' mean on a map?

Back

It means that every inch on the map represents 80 actual miles in real life.

Front

How do you convert map distance to real distance?

Back

To convert map distance to real distance, multiply the distance on the map by the scale factor (e.g., inches to miles).

Front

What is the formula for calculating velocity?

Back

Velocity = Distance ÷ Time.

Front

How do you find the unit rate?

Back

To find the unit rate, divide the total quantity by the number of units (e.g., miles per hour).

Front

What is the meaning of 'overflow' in a bucket context?

Back

Overflow refers to the situation when a container cannot hold any more liquid, causing it to spill over.

Front

If Lily can fill a bucket at a rate of 1/5 per half hour, how much can she fill in 1 hour?

Back

In 1 hour, Lily can fill 2/5 of the bucket.

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, often expressed as a percentage.