小淘气乘正在下降的自动扶梯下楼，如果他一级一级的走下去，从扶梯的上端走到下端需要走36级。如果小淘气沿原自动扶梯从下端走到上端(很危险哦，不要效仿!)，需要用下楼时5倍的速度走60级才能走到上端。请问这个自动扶梯在静止不动时有多少级?
相关试题
=
×5=
÷
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=9.2×12
= 37
÷9=
×21= 5.089×
=
59×
= 12
÷
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+（
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=
34×3.1+5.1×14﹣6
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= 4.25×1.32×0.75÷（1
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= 0.25+
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= 1.25×32×0.25=
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