\documentclass[ solutions, hidewarning, singlenumbering, nopagenumber ]{../../resources/ormc_handout} \usepackage{../../resources/macros} \title{Warm-Up: Fuse Timers} \subtitle{Prepared by \githref{Mark} on \today.} \begin{document} \maketitle \problem{} Suppose we have two strings and a lighter. Each string takes an hour to fully burn. \par However, we do not know how fast each part of the string burns: half might burn in 1 minute, and the rest could take 59. \vspace{2mm} How would we measure exactly 45 minutes using these strings? \vfill \end{document}