Mathematics, 20.04.2020 19:56, myraa0132

A firefighter is standing on the middlemost rung of a ladder, extinguishing a fire. In order to get a better position, the firefighter climbs 6 rungs. But due to the flames, the firefighter climbs down 10 rungs. After the fire calms down the firefighter climbs 18 rungs to reach the top rung.
How many rungs did the ladder have?

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A firefighter is standing on the middlemost rung of a ladder, extinguishing a fire. In order to get...