Question

Which choice has a 7 with a value of 7000 or 7 thousands?
1: 6 178
2: 57 289
3: 78 931
4: 786 945

Answer 1

$$5-\,Tens\, of \, thousands, 7-\,Thousands,\\ 2-\,Hundreds, 8-\,Tens, 9-\,Ones$$

$Therefore; 7\,thousands = 7,000.$$\,Thus,\, the \, answer\, is \, 2: 57,289$