MathDB
Pencils and erasers

Source: AMC 12 2006A, Problem 9

February 5, 2006
AMC

Problem Statement

Oscar buys 13 pencils and 3 erasers for $1.00 \$1.00. A pencil costs more than an eraser, and both items cost a whole number of cents. What is the total cost, in cents, of one pencil and one eraser? <spanclass=latexbold>(A)</span>10<spanclass=latexbold>(B)</span>12<spanclass=latexbold>(C)</span>15<spanclass=latexbold>(D)</span>18<spanclass=latexbold>(E)</span>20 <span class='latex-bold'>(A) </span> 10\qquad <span class='latex-bold'>(B) </span> 12\qquad <span class='latex-bold'>(C) </span> 15\qquad <span class='latex-bold'>(D) </span> 18\qquad <span class='latex-bold'>(E) </span> 20