[tex]1\ hour:\\
\$8,50\\
\\
2\ hour:\\
\$13,64\\
\$13,64-\$8,50=\$5,14\\
\\
3\ hour:\\
\$18,80\\
\$18,80-\$13,64=\$5,16\\
\\
4\ hour:\\
\$23,95\\
\$23,95-\$18,80=\$5,15\\
\\
5\ hour:\\
\$23,95+\$5,14=\$29,09\\
\\
6\ hour:\\
\$29,09+\$5,16=\$34,25[/tex]