$70 \textbackslash\% \cdot 10=7$ $80 \textbackslash\% \cdot 20=16$ $90 \textbackslash\% \cdot 30=27$ Adding them up gets $7+16+27=50$. The overall percentage correct would be $\frac{50}{60}=\frac{5}{6}=5 \cdot 16 . \overline{6}=83 . \overline{3} \approx(\mathbf{D}) 83$. 
Owen attends a basketball shooting game. He gets $70 \textbackslash\%$ on $10$ one-point shots , $80 \textbackslash\%$ on $10$ two-points shots and $90 \textbackslash\%$ on $10$ three-points shots. Compare Owen\textquotesingle s score with the total points possible, which percent is closest to his overall score? (Adapted from 2006 AMC 8, Question \#12) 
Options:
1) $$40$$ 
2) $$77$$ 
3) $$80$$ 
4) $$83$$ 
5) $$87$$ 