(8c4p106) A person walks up a stalled 15 m long escalator in 89 s. When standing on the same escalator, now moving, the
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(8c4p106) A person walks up a stalled 15 m long escalator in 89 s. When standing on the same escalator, now moving, the
(8c4p106) A person walks up a stalled 15 m long escalator in 89 s. When standing on the same escalator, now moving, the person is up in 63 s. How much time would it take that person to walk up the moving escalator? Submit Answer Tries 0/8 Does the answer depend on the length of the escalator? (yes, no) Submit Answer Tries 0/8
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