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Good evening mam/sir My query is that...Reena climbs up 5 stairs in every second and then climb down 2 stairs over the next second . How many second will she take to climb 60 stairs.. Thank you |
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Answer» Good evening mam/sir My query is that...Reena climbs up 5 stairs in every second and then climb down 2 stairs over the next second . How many second will she take to climb 60 stairs.. Thank you |
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