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Incorrect

Explanation

You can’t find dry rocks at the bottom of a river.

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Which president is on the 20-dollar ($20) bill?

Abraham Lincoln Alexander Hamilton Andrew Jackson Ulysses S. Grant

Fun Facts About Number 0 and 1

The Hindu-Arabic numeral system was invented almost eighteen hundred years ago; however, it turns out that we know too little about numerical digits we have been using to this day! Read the most awesome facts about “zero” and “one.”