2002 Gauss 7 Problem 5

Tyesha earns \$5 per hour babysitting, and babysits for 7 hours in a particular week. If she starts the week with \$20 in her bank account, deposits all she earns into her account, and does not withdraw any money, the amount she has in her account at the end of the week is

\textbf{(A)}\ \$35\quad \textbf{(B)}\ \$20\quad \textbf{(C)}\ \$45\quad \textbf{(D)}\ \$55\quad \textbf{(E)}\ \$65

If there are no answer choices shown, enter a numerical answer.

Full credit to this problem is given to the CEMC, you may view all Gauss contests here.