Two old ladies spent the afternoon walking through Central Park.  The first lady walked twice as far as the second lady.  If the second lady walked four miles, what is the combined total distance, in miles, the two ladies walked? Let's think step by step and output the final answer after "####".
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The first lady walked 2*4=<<2*4=8>>8 miles.
In total, the two ladies walked 4+8=<<4+8=12>>12 miles.
#### 12
Two old ladies spent the afternoon walking through Central Park.  The first lady walked twice as far as the second lady.  If the second lady walked four miles, what is the combined total distance, in miles, the two ladies walked?
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