Wolfrich lived in Portugal and Brazil for a total period of
\[14\] months in order to learn Portuguese.
He learned an average of
\[130\] new words per month when he lived in Portugal and an average of
\[150\] new words per month when he lived in Brazil. In total, he learned
\[1920\] new words.
How long did Wolfrich live in Portugal, and how long did he live in Brazil?
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.