She is now 20 years old and lives alone. When her father got sick, Mona Gray turned to math for help. A grown-up, Mona is now a teacher of the subject and must help her students deal with their own problems.
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She is now 20 years old and lives alone. When her father got sick, Mona Gray turned to math for help. A grown-up, Mona is now a teacher of the subject and must help her students deal with their own problems.
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