In 10 years, Harriet will be 3 times as old as she was 10 years ago. How old is she now?
In 2017 it is 200 years ago.
1999
score is a set of twenty so 4 x 20 + 10 = 90 years ago.
1500 wons
Index Fossils- Shows what kind of climate was there thousands of years ago.
Ice cores are useful for scientists who want to learn about the climate in Antarctica thousands of years ago.
Index Fossils- Shows what kind of climate was there thousands of years ago.
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Asteroid
it was the end of the last ice age.
06-10-2010 : 2762 years ago.
In 2017, it is 2026 years ago.
In 10 years, Harriet will be 3 times as old as she was 10 years ago. How old is she now?
very hot and humid
it became dryer
The gas price 10 years ago was about 2 dollars less than it is now. 10 years ago the gas price in America was about 2 dollars a gallon.