1985 AJHSME Problem 18

Nine copies of a certain pamphlet cost less than \$10.00 while ten copies of the same pamphlet (at the same price) cost more than \$11.00. How much does one copy of this pamphlet cost?

\textbf{(A)} \$1.07

\textbf{(B)} \$1.08

\textbf{(C)} \$1.09

\textbf{(D)} \$1.10

\textbf{(E)} \$1.11

Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.