Chapter 1.II, Problem 28RE

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8th Edition

Robert Brechner + 1 other

ISBN: 9781305585447

Textbook Problem

Use the U.S Postal Service Mail Volume graph on the next page to answer the following questions.

a. How many pieces were delivered in 2005 and 2006 combined?

b. How many fewer pieces were delivered in 2009 than in 2007?

c. Write the number of pieces of mail from 2008 in numerical form.

**(a)**

To determine

**To calculate:** The pieces of postal mail delivered in

Explanation

**Given information:**

The given mail volume graph is,

**Formula used:**

Use the following steps to add the numbers.

Step 01: First write all the numbers in columns such that all the place values are aligned.

Step 02: Add the digits in each column, starting from the right.

If the total is a two-digit number then write its unit digit under the column which is added and carry the tens digit to the column to the left.

**Calculation:**

Consider the provided graph:

To find the numbers of postal mail delivered in

**(b)**

To determine

**To calculate:** The number of fewer pieces which were delivered in

**(c)**

To determine

The numerical form of the number of the mails delivered in

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