it takes 22nd for a girl to climb up the stairs while the girl B takes 15 second for the same job compare number 1 the work done and number power spent by them
(I need a detailed and step by step explanation)
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it takes 22nd for a girl to climb up the stairs while the girl B takes 15 second for the same job compare number 1 the work done and number power spent by them
(I need a detailed and step by step explanation)
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