   Chapter 8, Problem 40RE Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584

Solutions

Chapter
Section Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584
Textbook Problem

Credit Card Numbers. Determine whether the given credit card number is a valid number.6011-5185-8295-8328

To determine

Whether the given credit card number is valid.

Explanation

Given:

Credit card number 6011-5185-8295-8328

Calculation:

6011-5185-8295-8328

From right to left, multiply the digits by 2 which are in the even place.

12 0 2 1 10 1 16 5 16 2 18 5 16 3 4 8

Now, add all the digits.

(1+2 )+0 +2 +1 +(1+0 )+1 +(1+6) +5 +(1+6) +2 +(1+8) +5 +(1+6) +3 +4 +8=67

67

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