AME double cheese 聖誕數學 IQ 題分享
Santa is at the bottom of a chimney. The chimney is 25 feet deep. Each hour Santa jumps up 3 feet and falls back 2 feet. How many hours will it take Santa to jump out the chimney?
聖誕老人正在派發聖誕禮物,但他不小心掉進了煙囪中。每小時他都跳高 3 尺 和 向下滑 2 尺。他需要用多少小時才能跳出煙囪外?
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祝大家聖誕快樂
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