Hasan writes down a two-digit number. He then writes the same two-digit number next to his original number to form a four-digit number. What is the ratio of his four-digit number to his two-digit number?
Select one option, then click Submit.
2 : 1
100 : 1
101 : 1
1001 : 1
\text{It depends on his number}
Select an option, then submit.
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Junior Kangaroo 2017 (2017)
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