1:
    question: If a product scans with the 13-digit code 9 414942 119252, is it likely to have been scanned correctly? (Type in yes or no).
    answer: "no"
2:
    question: What is the check digit that’s missing from this 12-digit product code? 7 19821 37345 _ 
    answer: "2"
3:
    question: What is the check digit that’s missing from this 13-digit product code? 9 300652 80460_
    answer: "7"
4:
    question: The first digit on this product is smudged - can you work out what it is?
    answer: "7"
    image: img/at_home/unlocking-the-secret-in-product-codes/unlocking-the-secret-in-product-codes-challenge-4.jpg
    image_description: A thirteen digit product code with the first digit smudged. The rest of the digits are 400547010059.
5:
    question: The second digit on this product is smudged - can you work out what it is?
    answer: "3"
    image: img/at_home/unlocking-the-secret-in-product-codes/unlocking-the-secret-in-product-codes-challenge-5.jpg
    image_description: A thirteen digit product code with the second digit smudged. The digits are 9, followed by the smudged digit, followed by 00657233860.

1:
    question: If a product scans with the 13-digit code 9 414942 119252, is it likely to have been scanned correctly? (Type in yes or no).
    answer: "no"
2:
    question: What is the check digit that’s missing from this 12-digit product code? 7 19821 37345 _ 
    answer: "2"
3:
    question: What is the check digit that’s missing from this 13-digit product code? 9 300652 80460_
    answer: "7"
4:
    question: The first digit on this product is smudged - can you work out what it is?
    answer: "9"
    image: img/at_home/unlocking-the-secret-in-product-codes/unlocking-the-secret-in-product-codes-challenge-4.jpg
    image_description: A thirteen digit product code with the first digit smudged. The rest of the digits are 400547010059.
5:
    question: The second digit on this product is smudged - can you work out what it is?
    answer: "3"
    image: img/at_home/unlocking-the-secret-in-product-codes/unlocking-the-secret-in-product-codes-challenge-5.jpg
    image_description: A thirteen digit product code with the second digit smudged. The digits are 9, followed by the smudged digit, followed by 00657233860.

Correct answer for challenge number 4.
Correct answer for challenge number 4.
