7.EE.2 Practice Problems

Front

What is the formula for the perimeter of a rectangle?

Back

The perimeter (P) of a rectangle is given by the formula P = 2(length + width).

Front

How do you express a price decrease of 9% on an item priced at p?

Back

The new price after a 9% decrease is expressed as p - 0.09p.

Front

If a toy costs p in December and is marked down by 15%, what is the price in January?

Back

The price in January is 0.85p.

Front

What expression represents a 3% decrease in the price of gas, originally priced at g?

Back

The new price is g - 0.03g.

Front

How do you calculate the new price of heating oil after a 5% decrease from h?

Back

The new price is h - 0.05h.

Front

What does the expression p - 0.09p represent?

Back

It represents the new price of an item after a 9% discount.

Front

If an item is marked down by 15%, what percentage of the original price remains?

Back

85% of the original price remains.

Front

What is the effect of a 3% decrease on a price g?

Back

The price decreases by 3%, resulting in a new price of g - 0.03g.

Front

How do you express a 5% decrease in price mathematically?

Back

A 5% decrease can be expressed as original price - 0.05(original price).

Front

What is the new price of an item after a 9% discount on a price p?

Back

The new price is 0.91p.