Find the Approximate Line of Best Fit from the given table of values.

\begin{tabular}{|c|c|} \hline Time studied, in hours & Score earned, out of 100 \\ \hline 4.5 & 90 \\ \hline 2.5 & 69 \\ \hline 3 & 70 \\ \hline 5 & 85 \\ \hline 1 & 43 \\ \hline 4.5 & 85 \\ \hline 3.5 & 73 \\ \hline 5 & 98 \\ \hline 5 & 100 \\ \hline 2 & 46 \\ \hline 1.5 & 56 \\ \hline 1.5 & 48 \\ \hline 4 & 69 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline Year & Cost of lunch, in dollars (\$) \\ \hline 1 & 1.10 \\ \hline 2 & 1.20 \\ \hline 3 & 1.31 \\ \hline 4 & 1.43 \\ \hline 5 & 1.54 \\ \hline 6 & 1.64 \\ \hline 7 & 1.75 \\ \hline 8 & 1.89 \\ \hline 9 & 2.01 \\ \hline 10 & 2.12 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline Number of items tried on & Number of items purchased \\ \hline 12 & 8 \\ \hline 14 & 0 \\ \hline 1 & 4 \\ \hline 2 & 5 \\ \hline 13 & 2 \\ \hline 12 & 11 \\ \hline 14 & 7 \\ \hline 1 & 3 \\ \hline 0 & 4 \\ \hline 0 & 1 \\ \hline \end{tabular}