Which credit card number is valid? 5412 7555 3408 2614 5412 7555 3408 2615 5412 7555 3408 2616 5412 7555 3408 2617
Which credit card number is valid? 5412 7555 3408 2614 5412 7555 3408 2615 5412 7555 3408 2616 5412 7555 3408 2617
Chapter1: Financial Statements And Business Decisions
Section: Chapter Questions
Problem 1Q
Related questions
Question
Which credit card number is valid?
5412 7555 3408 2614 |
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5412 7555 3408 2615 |
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5412 7555 3408 2616 |
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5412 7555 3408 2617 |
Expert Solution
Step 1
Validation of Credit Card Number
About double value of each additional digit, starting with the next-to-last digit, in the specified credit card number. The additional characters with in credit card number should be added to the result of Step 1's calculations. The number is correct if the value modulo 10 equals 0.
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