Correct answers only !
what is the check digit, d, for the visa number shown below?
4...
Mathematics, 26.08.2019 21:30 lin43
Correct answers only !
what is the check digit, d, for the visa number shown below?
4328 3103 2635 108d
a. 1
b. 3
c. 5
d. 7
Answers: 1
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